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UNDER THE ISLAND Achievements · Ludixa

← UNDER THE ISLAND

Achievements

Every UNDER THE ISLAND achievement, ordered by how few players in the world have unlocked it.

Sign in to keep track of what you have here — unlocked entries stay ticked off, and you can filter down to what is left.

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Data from Steam — Steam Web API Terms of Use. Last updated 6 Sept 2026.

Unlocked by

High → low

33 of 33 entries

Groovy!

Groovy!Find all of the hidden music tapes9.7%Rare

Monster Zoologist

Monster ZoologistUnlock all the pages of the Monster Encyclopaedia 11.3%Rare

Golf ala Monkey

Golf ala MonkeyComplete Coconut-Golf with just two hits!13.7%Rare

Storyteller

StorytellerBear witness to the ancient legend!14.5%Rare

Healthy Explorer

Healthy ExplorerReach the maximum number of life containers16%Rare

Snow Long

Snow LongFinish the Snowboard Minigame in under 2 Minutes20.3%Uncommon

Belive in the Bamboo

Belive in the Bamboo—21.8%Uncommon

Foolish Foes Flattened

Foolish Foes FlattenedGive the Moray duo a triple lesson in defeat!23.9%Uncommon

Gone Fishin'

Gone Fishin'What a haul! Catch all fish species.24.7%Uncommon

Master Cartographer

Master CartographerUncover 100% of the map29.7%Uncommon

Made it into the Club

Made it into the ClubFind a way into the Moray Gang's hideout.30.9%Uncommon

Haunted Nonogram

Haunted Nonogram —33.6%Uncommon

Fear Nekogami

Fear NekogamiBe mean to cats!35.5%Uncommon

Masterful Adventurer

Masterful AdventurerSave Seashell Island!35.7%Uncommon

Cat Karma Chameleon

Cat Karma ChameleonA wise sage once said, "be nice to animals"38%Uncommon

Public Transportation

Public TransportationUnlock all fast travel points!39%Uncommon

Quiz Champ

Quiz ChampYou've unravelled the mysteries of Torogami's questions!40.8%Uncommon

Cereals with Additives

Cereals with Additives—43.9%Uncommon

Dog Lover

Dog LoverGood boy! Give a dog a treat and make friends.44.7%Uncommon

Post Woman

Post WomanFirst class post! Deliver all letters.45.3%Uncommon

Eww, Slimy!

Eww, Slimy!—47.4%Uncommon

#1 Mum

#1 Mum—48.8%Uncommon

Fluffy New Citizen

Fluffy New CitizenBuild the Museum for a certain new friend!51.4%Common

Out Of The Little League

Out Of The Little LeagueUpgrade the Hockey-Stick55.2%Common

Looks Eaten...

Looks Eaten...—55.8%Common

Epic Gamer

Epic GamerPlay the Arcade Monkey minigame!60.7%Common

Cat Lover

Cat LoverCuteness multiplied! Reunite all the kittens with the cat mom.63.8%Common

Advanced Cartographer

Advanced CartographerGetting there! Uncover 50% of the map64%Common

It's Tough Being A Star!

It's Tough Being A Star!—75%Common

Hobby Cartographer

Hobby CartographerEvery journey starts somewhere! Uncover 25% of the map76.7%Common

Blast Off

Blast OffIt's time to go boom! Get the bombs from Betty.83.5%Common

Noodle Slurper

Noodle SlurperRamen is life! Buy a bowl of ramen.88.8%Common

Let's go!

Let's go!Let's go on an adventure, trusty weapon in hand!92.7%Common