Once Upon a Time

Get told off for entering a taken name in the naming screen.

Points

1 (1 true)

Rarity

80.7% Common

Unlocked

Aug 16, 2026

You Idiot

Avoid all of Flowey's "friendliness pellets" during your first encounter.

Points

2 (2 true)

Rarity

92.7% Common

Unlocked

Aug 16, 2026

This Isn't Undertale Yellow

Press the wrong lever before Toriel walks to the end of the hallway.

Points

2 (2 true)

Rarity

46.0% Common

Unlocked

—

Peace Out

Get the Dummy to leave by constantly performing neutral actions.

Points

2 (2 true)

Rarity

62.3% Common

Unlocked

—

Dummy

Spare Dummy without being hit.

Points

1 (1 true)

Rarity

74.8% Common

Unlocked

Aug 16, 2026

Trick or Treat!

Ruin everything by grabbing too many Monster Candies.

Points

1 (1 true)

Rarity

81.1% Common

Unlocked

Aug 16, 2026

Just Like My Nails

Change the colour of sparing to pink.

Points

1 (1 true)

Rarity

64.4% Common

Unlocked

—

Mach Bike Expert

Beat the crackling floor puzzle in the Ruins without falling.

Points

3 (3 true)

Rarity

71.2% Common

Unlocked

Aug 16, 2026

Froggy? Where Are You?

Find the Micro Froggit hidden in a wall crack.

Points

1 (1 true)

Rarity

64.4% Common

Unlocked

—

Yummy Paper

Re-apply the bandage after taking it off.

Points

1 (1 true)

Rarity

64.5% Common

Unlocked

—

Ghost Fight

Spare Napstablook at LV 1 without being hit.

Points

3 (3 true)

Rarity

67.3% Common

Unlocked

Aug 16, 2026

Too Cute to Harm

Pick up the Faded Ribbon and Toy Knife in the Ruins.

Points

3 (3 true)

Rarity

70.2% Common

Unlocked

—

Made With Love

Take the Butterscotch or Snail Pie in the Ruins.

Points

1 (1 true)

Rarity

76.1% Common

Unlocked

Aug 16, 2026

It's 10 PM, Do You Know Where Your Human Is?

Sleep in bed after Toriel blocks the exit of the Ruins.

Points

1 (1 true)

Rarity

63.0% Common

Unlocked

—

Certified Biologist

Correctly identify a Typha.

Points

1 (1 true)

Rarity

66.0% Common

Unlocked

—

Feeling Frisky

Call Toriel your mum, then flirt with her.

Points

3 (3 true)

Rarity

65.2% Common

Unlocked

—

Heartache

Spare Toriel without being hit and without being at 2HP or lower at any point in the fight.

Points

10 (15 true)

Rarity

40.5% Common

Unlocked

—

Magic Kills Kids?!

Get a game over to Toriel.

Points

1 (1 true)

Rarity

42.4% Common

Unlocked

Aug 16, 2026

Stick Kills Mom

Betray Toriel when her guard is down.

Points

5 (8 true)

Rarity

35.6% Common

Unlocked

—

Lonely Ruins

Sleep in bed after killing Toriel.

Points

1 (1 true)

Rarity

33.7% Common

Unlocked

—

(Blushes Deeply) Ribbit...

Spare Froggit at LV 1 without being hit.

Points

1 (1 true)

Rarity

74.5% Common

Unlocked

Aug 16, 2026

I Can't Handle This...

Spare Whimsun at LV 1 without being hit after letting them attack once.

Points

1 (1 true)

Rarity

60.4% Common

Unlocked

—

Eat Your Greens

Spare Vegetoid at LV 1 without being hit.

Points

2 (2 true)

Rarity

67.3% Common

Unlocked

—

Squorch...

Spare Moldsmal at LV 1 without being hit after letting them attack once.

Points

1 (1 true)

Rarity

66.8% Common

Unlocked

Aug 16, 2026

Legion! We Are Legion

Spare Migosp at LV 1 without being hit after letting them attack alongside another monster.

Points

1 (1 true)

Rarity

61.7% Common

Unlocked

—

Finally Someone Gets It.

Spare Loox at LV 1 without being hit.

Points

1 (1 true)

Rarity

69.0% Common

Unlocked

Aug 16, 2026

Fallen Down

Obtain a yellow description on every Ruins monster.

Points

5 (6 true)

Rarity

51.0% Common

Unlocked

Aug 16, 2026

Ruins

Leave the Ruins.

Points

10 (11 true)

Rarity

68.8% Common

Unlocked

Aug 16, 2026

I Don't Want to Build a Snowman

Take way too many Snowman Pieces from the Snowman.

Points

1 (2 true)

Rarity

19.2% Rare

Unlocked

—

Stick It to Them

Spare any dog enemy using the Stick.

Points

3 (4 true)

Rarity

40.7% Common

Unlocked

—

Golf Physics!

Get the Snowball into the hole without it melting.

Points

5 (6 true)

Rarity

54.4% Common

Unlocked

—

Hole in... 6?

Interact with all seven time-based Snowball flags in one session.

Points

10 (19 true)

Rarity

28.5% Common

Unlocked

—

You Found Me!

Find the developer's hidden message.

Points

1 (1 true)

Rarity

52.6% Common

Unlocked

Aug 16, 2026

Not a Pawn Shop - Snowdin

Repeatedly try to sell your items to the Snowdin shopkeeper.

Points

1 (1 true)

Rarity

43.4% Common

Unlocked

—

Loving Life

From the cliff in Snowdin, witness a person exit their home and shuffle around.

Points

2 (3 true)

Rarity

37.5% Common

Unlocked

—

Goooood Boy

Pet Lesser Dog too much.

Points

1 (1 true)

Rarity

37.0% Common

Unlocked

—

Puppy Petter

Spare all of the Snowdin Canine Unit in Snowdin.

Points

3 (4 true)

Rarity

46.1% Common

Unlocked

—

Snow Poff Searcher

Inspect every snow poff in the gauntlet and find an exciting prize.

Points

1 (1 true)

Rarity

46.5% Common

Unlocked

Aug 16, 2026

Naptime

Sleep in the Snowdin Inn.

Points

1 (1 true)

Rarity

44.7% Common

Unlocked

—

Two for One Deal

Get the Snowdin Inn owner to not give you another room.

Points

1 (1 true)

Rarity

37.2% Common

Unlocked

—

Bookworm

Read all the books in the Snowdin Library in one session.

Points

3 (4 true)

Rarity

42.7% Common

Unlocked

—

Tough Luck

Create a giant fist while using the Tough Glove.

Points

3 (5 true)

Rarity

36.7% Common

Unlocked

—

Dog

Spare Doggo at LV 1 without the stick and without being hit.

Points

5 (7 true)

Rarity

49.6% Common

Unlocked

Aug 16, 2026

dog

Spare Lesser Dog at LV 1 without the stick and without being hit.

Points

5 (8 true)

Rarity

34.6% Common

Unlocked

Aug 16, 2026

DOG

Spare Greater Dog at LV 1 without the stick and without being hit.

Points

5 (9 true)

Rarity

32.1% Common

Unlocked

—

DDoogg

Spare Dogamy and Dogaressa at LV 1 without the stick and without being hit.

Points

5 (8 true)

Rarity

38.7% Common

Unlocked

—

Sick Moves

Spare Glyde.

Points

5 (9 true)

Rarity

30.5% Common

Unlocked

—

Little Voices

Be reminded of your failed slaughter at the end of Snowdin.

Points

1 (3 true)

Rarity

11.3% Rare

Unlocked

—

Determination

Tire Papyrus out from beating you and win another way.

Points

5 (9 true)

Rarity

29.4% Common

Unlocked

—

Lazybones

Spare Papyrus without moving left or right.

Points

10 (19 true)

Rarity

28.7% Common

Unlocked

—

Spaghetti Carboneara

Go on a date or hangout with Papyrus.

Points

5 (8 true)

Rarity

38.7% Common

Unlocked

—

See!? Laughs! Dad Was Wrong!

Spare Snowdrake at LV 1 without being hit.

Points

2 (2 true)

Rarity

50.1% Common

Unlocked

—

HELLO??? My Hat's Up Here

Spare Icecap at LV 1 without being hit.

Points

2 (2 true)

Rarity

45.0% Common

Unlocked

—

The Wi-Fi Here Sucks

Spare Jerry at LV 1 without being hit.

Points

1 (1 true)

Rarity

29.2% Common

Unlocked

—

That's a Little Better

Spare Gyftrot at LV 1 without being hit.

Points

1 (1 true)

Rarity

38.5% Common

Unlocked

—

Save the Whales

Spare Glyde at LV 1 without being hit.

Points

10 (22 true)

Rarity

23.6% Common

Unlocked

—

Bonetrousle

Spare Papyrus without being hit.

Points

10 (26 true)

Rarity

19.2% Rare

Unlocked

—

Uwa!! So Holidays

Obtain a yellow description on every Snowdin monster.

Points

10 (22 true)

Rarity

24.2% Common

Unlocked

—

Snowdin Town

Leave Snowdin.

Points

10 (14 true)

Rarity

44.8% Common

Unlocked

—

Ketchup with Sans

Hang out with Sans at Grillby's.

Points

3 (4 true)

Rarity

37.9% Common

Unlocked

—

Music Box

Take an umbrella briefly through Waterfall and give it to a statue.

Points

1 (1 true)

Rarity

37.7% Common

Unlocked

—

Dogsong

Solve the piano puzzle and get the treasure.

Points

3 (5 true)

Rarity

36.5% Common

Unlocked

—

Oh, Crap

Fill your entire inventory with Dog Residue.

Points

1 (1 true)

Rarity

29.7% Common

Unlocked

—

Word Salad

Obtain every different line of dialogue upon eating Dog Salad in one session.

Points

3 (7 true)

Rarity

21.6% Common

Unlocked

—

Thundersnail

Narrowly lose and get the most money out of Thundersnail.

Points

3 (6 true)

Rarity

26.7% Common

Unlocked

—

Spooktunes

Lay down and feel like garbage with Napstablook.

Points

3 (5 true)

Rarity

32.7% Common

Unlocked

—

Not a Pawn Shop - Waterfall

Repeatedly try to sell your items to the Waterfall shopkeeper.

Points

3 (5 true)

Rarity

29.9% Common

Unlocked

—

ORA ORA ORA

Use a Punch Card while having a Tough Glove equipped.

Points

3 (7 true)

Rarity

21.8% Common

Unlocked

—

Style Points

Get a discount on a Nice Cream from the Nice Cream guy.

Points

3 (7 true)

Rarity

20.6% Common

Unlocked

—

Based on a True Story

Find an Abandoned Quiche in Waterfall.

Points

3 (5 true)

Rarity

32.0% Common

Unlocked

—

Answer Is Wrong

Attempt to solve the Box Puzzle in Waterfall.

Points

1 (2 true)

Rarity

22.5% Common

Unlocked

—

Poison Spear

Get through the first two chase sequences in Waterfall without getting into a battle in one session.

Points

5 (12 true)

Rarity

20.0% Common

Unlocked

—

Explosion of Anger

Cause the Dummy to become so mad it fuses with its body.

Points

5 (13 true)

Rarity

18.0% Rare

Unlocked

—

Dummy!

Defeat Mad Dummy in the Garbage Dump.

Points

5 (8 true)

Rarity

36.6% Common

Unlocked

—

You Came Back!

Exchange 3 Punch Cards for 1 Nice Cream.

Points

3 (6 true)

Rarity

26.6% Common

Unlocked

—

Bird That Carries You Over a Disproportionately Small Gap

Get carried over a disproportionately small gap by a bird.

Points

1 (1 true)

Rarity

31.9% Common

Unlocked

—

Toned Down

Spare Shyren.

Points

3 (5 true)

Rarity

36.2% Common

Unlocked

—

Winking Away

Trigger the special encounter with Aaron and Woshua in Waterfall.

Points

3 (6 true)

Rarity

26.7% Common

Unlocked

—

I Have a Dream

Use the Mystery Key and read every diary page in Mettaton's house.

Points

3 (7 true)

Rarity

20.8% Common

Unlocked

—

Temmie Village

Discover Temmie Village.

Points

3 (5 true)

Rarity

34.6% Common

Unlocked

—

Existential Crisis

Be judged by Ragel in Temmie Village.

Points

1 (1 true)

Rarity

30.9% Common

Unlocked

—

Pawn Shop - Temmie Village

Refuse to sell an item to Temmie.

Points

3 (5 true)

Rarity

28.9% Common

Unlocked

—

tem go to colleg!

Send the Tem Shop owner to college.

Points

3 (6 true)

Rarity

25.5% Common

Unlocked

—

Tem Shop

Reduce the Temmie Armour's price to the lowest possible, then buy it.

Points

10 (26 true)

Rarity

19.3% Rare

Unlocked

—

En Pointe

Pick up the Old Tutu and Ballet Shoes in Waterfall.

Points

3 (5 true)

Rarity

35.0% Common

Unlocked

—

Now It's a Fair Fight

Start Undyne's fight with her already damaged.

Points

3 (7 true)

Rarity

19.3% Rare

Unlocked

—

Not Your Kindergarten Teacher

Show Undyne that you're not taking things seriously by challenging her but not blocking her spears.

Points

4 (9 true)

Rarity

22.0% Common

Unlocked

—

But the Earth Refused to Die

Kill Undyne the Undying.

Points

10 (28 true)

Rarity

17.1% Rare

Unlocked

—

Undyne

Kill Undyne the Undying without using recovery items.

Points

25 (83 true)

Rarity

14.1% Rare

Unlocked

—

Flexing Contest? OK, Flex More

Spare Aaron at LV 1 without being hit.

Points

3 (5 true)

Rarity

31.2% Common

Unlocked

—

Green Means Clean

Spare Woshua at LV 1 without being hit.

Points

1 (1 true)

Rarity

29.8% Common

Unlocked

—

hOI!!! i'm tEMMIE!!

Spare Temmie at LV 1 without being hit.

Points

1 (2 true)

Rarity

26.5% Common

Unlocked

—

*Chaste Wiggle*

Spare Moldbygg at LV 1 without being hit.

Points

1 (2 true)

Rarity

25.5% Common

Unlocked

—

Tone Deaf

Spare Shyren at LV 1 without being hit.

Points

3 (5 true)

Rarity

31.1% Common

Unlocked

—

Dummy! Dummy! Dummy!

Spare Mad Dummy at LV 1 without being hit.

Points

5 (13 true)

Rarity

19.1% Rare

Unlocked

—

Spear of Justice

Spare Undyne without being hit.

Points

25 (68 true)

Rarity

18.2% Rare

Unlocked

—

Uwa!! So Temperate

Obtain a yellow description on every Waterfall monster.

Points

10 (26 true)

Rarity

18.7% Rare

Unlocked

—

Waterfall

Leave Waterfall.

Points

10 (16 true)

Rarity

36.2% Common

Unlocked

—

A Fish Out of Water

Give Undyne some water.

Points

1 (1 true)

Rarity

31.6% Common

Unlocked

—

Anime Is Real

Go on a hangout with Undyne.

Points

5 (10 true)

Rarity

26.8% Common

Unlocked

—

Where's the Kettle?

Take some Instant Noodles from Alphys's fridge.

Points

1 (1 true)

Rarity

29.5% Common

Unlocked

—

Cell Phone 2.0

Have Alphys upgrade your phone.

Points

3 (5 true)

Rarity

31.8% Common

Unlocked

—

I'll Be Hearing Pings in My Sleep

Listen to all of Alphys's phone pings.

Points

1 (1 true)

Rarity

30.3% Common

Unlocked

—

A Typo?

Get the shooting puzzle in Hotland to accidentally say restaurant.

Points

1 (2 true)

Rarity

19.5% Rare

Unlocked

—

Jetpack Joyride

Reach the end of the flying minigame in the Mettaton cooking show.

Points

5 (9 true)

Rarity

31.1% Common

Unlocked

—

Let's Make Jelly Donuts!

Pick up the Burnt Pan and Stained Apron in Hotland.

Points

3 (6 true)

Rarity

27.7% Common

Unlocked

—

Meowch

Purchase a Hot Cat from Sans.

Points

1 (2 true)

Rarity

24.4% Common

Unlocked

—

Am I a Sandwich Yet?

Stack too many Hot Dogs on your head.

Points

3 (6 true)

Rarity

22.8% Common

Unlocked

—

Uwa!! So HEATS!!

Spare the Royal Guards.

Points

5 (9 true)

Rarity

29.2% Common

Unlocked

—

Miniature Millionaire

Purchase a Spider Donut or Spider Cider from Muffet's Hotland store.

Points

25 (80 true)

Rarity

14.8% Rare

Unlocked

—

Itsy Bitsy Spider

Kill Muffet.

Points

10 (26 true)

Rarity

19.5% Rare

Unlocked

—

Too Rich for Her Tastes

Have Muffet spare you.

Points

5 (10 true)

Rarity

27.3% Common

Unlocked

—

Oh! Dungeon

Finish the "horrible colored tile maze" in Hotland.

Points

10 (31 true)

Rarity

15.5% Rare

Unlocked

—

A Memory of Justice

Buy the Empty Gun and Cowboy Hat from Bratty and Catty.

Points

5 (11 true)

Rarity

23.1% Common

Unlocked

—

My Humblest of Apologies

Go to the Art Club in Hotland and encounter So Sorry.

Points

5 (16 true)

Rarity

14.1% Rare

Unlocked

—

It's Raining Somewhere Else

Have a chat with Sans inside the MTT Resort.

Points

1 (2 true)

Rarity

27.1% Common

Unlocked

—

Draw In the Floor First

Learn about Art Lessons from inside the MTT Resort.

Points

2 (5 true)

Rarity

18.6% Rare

Unlocked

—

Dog Vs. Cat

Offer a Hot Cat to the Dog inside the MTT Resort.

Points

3 (8 true)

Rarity

18.5% Rare

Unlocked

—

Can You Really Call This a Hotel, I Didn't Receive a Mint

Attend the guests requesting room service in the MTT Resort.

Points

3 (8 true)

Rarity

18.1% Rare

Unlocked

—

Ahh... So... LOVEY!

Spare Vulkin at LV 1 without being hit.

Points

2 (4 true)

Rarity

25.8% Common

Unlocked

—

Eeeeh? H-human...?

Spare Tsunderplane at LV 1 without being hit.

Points

2 (4 true)

Rarity

24.1% Common

Unlocked

—

Hot!! HOT!! Hotter! HOTTER!!

Spare Pyrope at LV 1 without being hit.

Points

2 (5 true)

Rarity

18.9% Rare

Unlocked

—

Stronger Monsters

Spare the Royal Guards at LV 1 without being hit.

Points

4 (9 true)

Rarity

21.4% Common

Unlocked

—

Wrong Enemy?!

Spare So Sorry at LV 1 without being hit.

Points

10 (39 true)

Rarity

11.5% Rare

Unlocked

—

Spider Dance

Spare Muffet at LV 1, without being hit and without using a spider item.

Points

25 (84 true)

Rarity

13.9% Rare

Unlocked

—

Another Medium

Obtain a yellow description on every Hotland monster.

Points

5 (10 true)

Rarity

27.3% Common

Unlocked

—

CORE Approach

Leave Hotland.

Points

10 (18 true)

Rarity

31.0% Common

Unlocked

—

One Man's Trash

Get a large sum of money from a trash can inside the CORE.

Points

1 (2 true)

Rarity

27.8% Common

Unlocked

—

You Shall Not Not Pass

Break down the force field outside the end of the CORE through the sage's path.

Points

3 (6 true)

Rarity

25.0% Common

Unlocked

—

Braveheart

Break down the force field outside the end of the CORE through the warrior's path.

Points

3 (6 true)

Rarity

27.2% Common

Unlocked

—

Eventually, the Human Stopped Thinking

Break down the force field outside the end of the CORE by being patient.

Points

3 (8 true)

Rarity

16.9% Rare

Unlocked

—

Better Dry

Eat Instant Noodles while the game is in Serious Mode.

Points

2 (5 true)

Rarity

19.5% Rare

Unlocked

—

Sponsorship Deal

Raise the ratings during Mettaton EX's fight by eating some on-brand food.

Points

3 (6 true)

Rarity

22.7% Common

Unlocked

—

A+ Essay

Somehow find the absolute best answer to an essay.

Points

5 (13 true)

Rarity

18.4% Rare

Unlocked

—

Born for the Stage

Spare Mettaton EX by raising the ratings to above 12,000 without removing his legs or using items.

Points

25 (81 true)

Rarity

14.6% Rare

Unlocked

—

Oh My...

Spare Mettaton EX.

Points

10 (21 true)

Rarity

25.8% Common

Unlocked

—

Power of "NEO"

Kill Mettaton NEO.

Points

1 (2 true)

Rarity

16.7% Rare

Unlocked

—

Abra Cadabra

Spare Madjick at LV 1 without being hit.

Points

2 (4 true)

Rarity

21.4% Common

Unlocked

—

Close Your Eyes...

Spare Knight Knight at LV 1 without being hit.

Points

3 (7 true)

Rarity

20.6% Common

Unlocked

—

...Pick on Me

Spare Astigmatism at LV 1 without being hit.

Points

3 (6 true)

Rarity

25.1% Common

Unlocked

—

No Regrets

Spare Whimsalot at LV 1 without being hit.

Points

3 (7 true)

Rarity

22.0% Common

Unlocked

—

(Thoughtful Croak)

Spare Final Froggit at LV 1 without being hit.

Points

3 (6 true)

Rarity

26.4% Common

Unlocked

—

Metal Crusher

Spare Mettaton without being hit.

Points

10 (24 true)

Rarity

21.4% Common

Unlocked

—

Death by Glamour

Spare Mettaton EX without being hit.

Points

25 (83 true)

Rarity

14.1% Rare

Unlocked

—

For the Fans

Obtain a yellow description on every CORE monster.

Points

10 (22 true)

Rarity

24.6% Common

Unlocked

—

Finale

Leave the CORE.

Points

10 (19 true)

Rarity

29.9% Common

Unlocked

—

Empty House

Pick up the Real Knife.

Points

1 (3 true)

Rarity

15.5% Rare

Unlocked

—

Best Friends Forever

Pick up the Heart Locket.

Points

1 (2 true)

Rarity

26.9% Common

Unlocked

—

Home

Eat Butterscotch Pie in front of Asgore.

Points

3 (7 true)

Rarity

22.6% Common

Unlocked

—

Share the Pain

Tell Asgore how many times he has killed you.

Points

1 (2 true)

Rarity

20.1% Common

Unlocked

—

Memory

Make Asgore recall the past by talking to him.

Points

1 (2 true)

Rarity

20.7% Common

Unlocked

—

An Ending

Spare Asgore.

Points

10 (21 true)

Rarity

24.9% Common

Unlocked

—

Asgore

Spare Asgore at LV 1 without being hit.

Points

25 (95 true)

Rarity

11.9% Rare

Unlocked

—

The Choice

Spare a nightmare after defeating it.

Points

1 (2 true)

Rarity

24.3% Common

Unlocked

—

Undertale

Defeat a nightmare and leave the Underground.

Points

25 (53 true)

Rarity

25.8% Common

Unlocked

—

Dating Start!

Go on a date with Alphys.

Points

5 (12 true)

Rarity

20.9% Common

Unlocked

—

Respite

Have the watching man put you to sleep.

Points

1 (2 true)

Rarity

19.7% Rare

Unlocked

—

Loremaster

Read every journal entry in the True Lab in one session.

Points

3 (8 true)

Rarity

18.0% Rare

Unlocked

—

Come Join the Fun

Spare Memory Head without being hit.

Points

5 (14 true)

Rarity

16.6% Rare

Unlocked

—

DogDogDogDogDog

Spare Endogeny without the stick and without being hit.

Points

4 (13 true)

Rarity

14.4% Rare

Unlocked

—

But Nobody Came...

Spare Lemon Bread without being hit.

Points

2 (6 true)

Rarity

14.5% Rare

Unlocked

—

It's So Cold

Spare Snowdrake's Mother without being hit.

Points

1 (2 true)

Rarity

20.5% Common

Unlocked

—

What Are You So Afraid Of?

Spare Reaper Bird without being hit.

Points

3 (9 true)

Rarity

16.0% Rare

Unlocked

—

Here We Are

Leave the True Lab.

Points

10 (25 true)

Rarity

20.6% Common

Unlocked

—

Hopes and Dreams

Talk Him down while having a Bandage equipped and without using items.

Points

50 (195 true)

Rarity

11.6% Rare

Unlocked

—

Reunited

Talk Him down and leave the Underground with all of your friends.

Points

25 (64 true)

Rarity

20.2% Common

Unlocked

—

Call Me, Maybe

Call Papyrus in every room you can.

Points

10 (38 true)

Rarity

11.7% Rare

Unlocked

—

Gone With the Wind

Traverse back to Snowdin after the sign disappears.

Points

1 (3 true)

Rarity

11.8% Rare

Unlocked

—

Mouse Maestro - Ruins

Come back and see if the mouse succeeded in the Ruins.

Points

1 (2 true)

Rarity

17.2% Rare

Unlocked

—

Mouse Maestro - Snowdin

Come back and see if the mouse succeeded in Snowdin.

Points

1 (2 true)

Rarity

17.0% Rare

Unlocked

—

Mouse Maestro - Waterfall

Come back and see if the mouse succeeded in Waterfall.

Points

1 (2 true)

Rarity

16.7% Rare

Unlocked

—

Mouse Maestro - Hotland

Come back and see if the mouse succeeded in Hotland.

Points

1 (2 true)

Rarity

16.6% Rare

Unlocked

—

Life Finds a Way

Keep pouring water in front of the water cooler, then come back to see life.

Points

1 (3 true)

Rarity

14.6% Rare

Unlocked

—

Bring It In, Guys!

Talk with every single monster in the game during the True Pacifist ending, then talk to Toriel.

Points

10 (31 true)

Rarity

15.0% Rare

Unlocked

—

Friendship Is Magic

Beat the game on True Pacifist with all monster descriptions turned yellow.

Points

50 (184 true)

Rarity

12.4% Rare

Unlocked

—

Howling Wind

Kill the maximum number of monsters possible (Minibosses, triple encounters with only 1 kill left, warrior's path after exhausting the kill count, etc).

Points

50 (207 true)

Rarity

10.8% Rare

Unlocked

—

The Ultimate KARMA

Receive the flavor text "Doomed to death of KARMA!" in your final judgment.

Points

25 (101 true)

Rarity

11.0% Rare

Unlocked

—

Achievement That Might Unlock When You Defeat Sans

Prove yourself in your final judgment.

Points

25 (83 true)

Rarity

14.3% Rare

Unlocked

—

sans.

Prove yourself in your final judgment without using recovery items.

Points

25 (102 true)

Rarity

11.1% Rare

Unlocked

—

The First Human

Get the world erased.

Points

1 (3 true)

Rarity

13.7% Rare

Unlocked

—

Don't Be Rude

Spare Parsnik at LV 1 without being hit.

Points

3 (8 true)

Rarity

17.0% Rare

Unlocked

—

They're Coming

Spare Migospel at LV 1 without being hit.

Points

3 (8 true)

Rarity

16.9% Rare

Unlocked

—

Shh..

Spare Moldessa at LV 1 without being hit.

Points

3 (8 true)

Rarity

17.9% Rare

Unlocked

—

Uh, so, Are You Gonna Keep Going, or...?

Reach the end of Hard Mode.

Points

10 (26 true)

Rarity

19.2% Rare

Unlocked

—

Harder Mode

Beat Hard Mode in one session without being hit.

Points

25 (108 true)

Rarity

10.2% Rare

Unlocked

—

Sundowner

Reach maximum INV.

Points

5 (12 true)

Rarity

21.1% Common

Unlocked

—

Quicksilver

Reach maximum SPEED.

Points

3 (10 true)

Rarity

13.0% Rare

Unlocked

—

Gourmand

Consume every possible consumable in the game. Don't forget: Sticks and Punch Cards are consumables!

Points

10 (46 true)

Rarity

9.6% Rare

Unlocked

—

World's Longest Boat Ride

Hear every unique dialogue from the River Person.

Points

3 (10 true)

Rarity

13.8% Rare

Unlocked

—

No Time to Spare

See every flee message.

Points

3 (5 true)

Rarity

28.7% Common

Unlocked

—

Echo, Echo, Echo

Listen to every Echo Flower.

Points

5 (12 true)

Rarity

20.6% Common

Unlocked

—

Don't Forget

Enter Sans's workshop.

Points

10 (33 true)

Rarity

14.2% Rare

Unlocked

—

Unnecessary Tension

Get Flowey to skip his boss fight.

Points

5 (15 true)

Rarity

14.9% Rare

Unlocked

—

Last Goodbye

Dodge all of the names of the Kickstarter backers and enter the mysterious door.

Points

25 (100 true)

Rarity

11.2% Rare

Unlocked

—

Good Night

Get Flowey to tell you to stop playing.

Points

1 (2 true)

Rarity

18.9% Rare

Unlocked

—