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Rainbow Billy: The Curse of the Leviathan official game artwork

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Rainbow Billy: The Curse of the Leviathan Wiki

Rainbow Billy: The Curse of the Leviathan is a wholesome, creature capture, 2.5D Adventure-Puzzle-Platformer with over 30 hours of gameplay!

Steam ↗Windows
GameWiki EditorialReviewed 5 guide topics

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About Rainbow Billy: The Curse of the Leviathan

Rainbow Billy: The Curse of the Leviathan is a 2.5D adventure‑puzzle‑platformer that blends light RPG elements with creature‑capture. Players wander a monochrome world, restore color, and help over 60 whimsical creatures solve non‑violent problems. The game offers more than 30 hours of exploration across 85+ islands, caves, and secret locations, featuring fishing, environmental puzzles, and a family‑friendly narrative about empathy and growth.

Designed for single‑player play, the title supports full controller input, adjustable text size, custom volume, and adjustable difficulty. It also includes Steam features such as achievements, cloud saves, remote play on TV, and family sharing, ensuring flexible access for a wide audience.

01 / THE GUIDE

World Exploration

The game world spans over 85 islands and caves, ranging from dark caverns to storm‑tossed coves. Players can roam freely, uncovering hidden areas and treasure while the environment shifts from monochrome to color as progress is made.

Exploration is non‑linear, allowing players to choose which locations to visit next. Each new area often contains environmental puzzles that, when solved, unlock further regions and deepen the story.

  • Take note of visual cues that hint at hidden passages; color changes often signal a puzzle solution.
  • Compare the layout of similar islands to spot recurring platform patterns that can speed navigation.

02 / THE GUIDE

Creature Collection

Players can befriend more than 60 unique creatures, each with its own problem to solve. Interactions are non‑violent, focusing on conversation, empathy, and perspective shifts to help the creatures.

Collected creatures form a team that can be customized, letting players create their own unique team to save the day.

  • Observe each creature’s dialogue for hints about the type of help it needs.
  • Mix creatures with complementary traits to cover a broader range of puzzle solutions.
Rainbow Billy: The Curse of the Leviathan official gameplay screenshot
Publisher-provided gameplay image · ManaVoid Entertainment

03 / THE GUIDE

Environmental Puzzles

Every region contains clever environmental puzzles that block progress. Solving these puzzles often restores color to the surrounding area and opens new pathways.

Puzzles are integrated with the world’s geography, presenting clever challenges and secrets that unlock new areas to explore.

  • Experiment with moving objects in different orders; many puzzles have multiple viable approaches.
  • Use the color restoration feedback as a guide—areas that brighten often indicate a solved segment.

04 / THE GUIDE

Fishing Minigame

A fishing minigame is included, letting players catch fish in various bodies of water encountered during exploration. The activity adds a relaxing diversion from puzzle solving.

The source only documents the fishing minigame itself, so treat catches as a relaxing diversion from puzzle solving.

  • Try fishing in different weather conditions; some spots feel more responsive.
  • Compare the timing of casts across locations to discover the most consistent catches.

05 / THE GUIDE

Accessibility Features

The title offers adjustable text size, custom volume controls, and adjustable difficulty, catering to a broad range of player needs. Full controller support and a keyboard‑only option provide flexible input choices.

Steam Cloud saves and remote play on TV further extend accessibility, allowing players to continue their adventure across devices.

  • Adjust text size early to ensure readability throughout long sessions.
  • Test both controller and keyboard inputs to find the most comfortable setup for puzzle precision.

WATCH THE GAME

Rainbow Billy: The Curse of the Leviathan 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

    Rainbow Billy: The Curse of the Leviathan FAQ

    Can I play Rainbow Billy without a controller?

    Yes, the game includes a Keyboard Only Option, allowing full play using keyboard input.

    Does the game support saving at any point?

    The title features a Save Anytime option, letting players record progress whenever they choose.

    Are achievements available on Steam?

    Rainbow Billy includes Steam Achievements that track various in‑game milestones.

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    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.