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Under The Island Wiki

Embark on an epic adventure in Under the Island! A 2D action-adventure steeped in ‘90s charm, step into the shoes of Nia, and battle fierce monsters, solve clever puzzles, and explore a world alive with mystery

Steam ↗Windows
GameWiki EditorialReviewed 5 guide topics

GET YOUR BEARINGS

About Under The Island

Under The Island puts you in the shoes of Nia, a newcomer to Seashell Island, where an ominous prophecy foretells the land will sink beneath the sea. Together with Avocado, you explore vibrant pixel‑art biomes, battle bizarre foes, and uncover ancient mysteries that could decide the island’s fate.

The game offers a classic top‑down adventure across six distinct regions, from sentient greenhouses to frozen caverns. Along the way you meet quirky characters, befriend animals, and tackle challenges like cook‑offs, lost‑cat rescues, and cereal‑pirate raids.

01 / THE GUIDE

Exploration and Biomes

Six interconnected regions provide varied scenery, each with its own dangers, upgrades, and treasures. Players can delve into hidden corners, uncover secrets, and face dangerous foes across these diverse areas. The biomes range from eerie sentient greenhouses to frozen caverns and chaotic sawmills, offering distinct visual styles and environmental challenges.

  • Observe each biome’s layout before engaging foes.
  • Note where upgrades are located for later use.

02 / THE GUIDE

Quirky Characters

The island is populated by memorable inhabitants, each with personality, story, and a role in your adventure. Building friendships can lead to assistance in later challenges. Characters like Avocado join you, while others may offer help after you lend a hand or complete their personal quests.

  • Talk to every character you meet.
  • Offer help when asked to unlock aid.
Under The Island official gameplay screenshot
Publisher-provided gameplay image · Slime King Games

03 / THE GUIDE

Bizarre Enemies

Combat features strange creatures such as vomiting eggplants and tunnelling wolves, requiring creative tactics. Artefacts, loot, and new abilities you discover can turn battles in your favor. Each enemy type presents unusual attack patterns, encouraging players to adapt their approach.

  • Watch enemy patterns before attacking.
  • Use newly found artefacts against tougher foes.

04 / THE GUIDE

Animal Friendships

Animals can become allies if you give them treats, potentially aiding you during exploration or combat. Befriending them adds another layer of interaction to the island life. These friendships are optional but can provide useful assistance when needed.

  • Carry treats for animal encounters.
  • Observe animal behavior for hints.

05 / THE GUIDE

Game Features

Under The Island supports single‑player play, full controller compatibility, Steam Achievements, Steam Cloud, and Family Sharing. These features shape how you can access and save your progress. The game runs on Windows and includes dual‑shock and dual‑sense controller support.

  • Enable Steam Cloud for backup.
  • Try both controller types for comfort.

WATCH THE GAME

Under The Island videos

Official trailers & gameplay

INSIDE THE WORLD

Screenshots & game images

5 official screenshots

IN THIS WIKI

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COMMUNITY

Player discussion

    QUICK ANSWERS

    Under The Island FAQ

    What is the main objective of Under The Island?

    You explore the island, investigate the sinking mystery, and uncover ancient secrets while battling strange creatures and helping the island’s inhabitants.

    How many regions can I explore?

    The game features six distinct, interconnected regions, each with its own environment, challenges, and upgrades.

    Can I play using a controller?

    Yes, the game offers full controller support, including DualShock and DualSense compatibility.

    More Under The Island guides

    SOURCES & CREDITS

    Official resources and further reading

    Original editorial guidance. Game imagery and trailers are provided by the publisher through Steam. Media and reference links checked 2026-10-24. Game versions, supported platforms, and balance can change; consult the linked release notes for current details.