IMHO.

Games like The UNDA Legacy

If The UNDA Legacy is your kind of game, the closest matches are Project Enceladus, Memory's Reach and SECTOR ZERO — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

Get personalized picks →

About The UNDA Legacy: An atmospheric 3D puzzle game based on the principles of wave physics. Explore the mysterious Roursus island and solve over 25 puzzles using reflection, interference, and resonance. Uncover the fate of a vanished research team in a peaceful world where science meets philosophy.

IndieAdventureWindowsby Squirrelation Games
The UNDA Legacy — Steam game cover

Players who liked The UNDA Legacy also play

Steam players who put hours into The UNDA Legacy also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Project Enceladus

    WHY THIS

    Top pick for The UNDA Legacy fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The UNDA Legacy.

    A first-person puzzle-platformer investigation where you explore the fragmented mind of a murderer to uncover the truth behind a tragic space station massacre.

    2027ActionIndieAdventureSteam ↗
  2. Memory's Reach

    WHY THIS

    Second-strongest match for The UNDA Legacy fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The UNDA Legacy.

    Memory’s Reach is a first person puzzle based metroidvania. Explore a huge, interconnected world of labyrinthian megastructures filled with alluring mysteries. Solve challenging puzzles, acquire powerful abilities, and uncover forgotten lore as you seek to reveal the legacy of a doomed civilization.

    IndieAdventureSteam ↗
  3. SECTOR ZERO

    WHY THIS

    Third-strongest match for The UNDA Legacy fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The UNDA Legacy.

    SECTOR ZERO is a short, physics-based dark sci-fi puzzle adventure where you play as a fragment of an ancient hive-mind entity, awakened by mining operations deep within Asteroid 2031 XT.

    2026ActionIndieAdventure3.99 USDDeck VerifiedSteam ↗
  4. Schrodinger's Cat Burglar

    WHY THIS

    Ranked #4 for The UNDA Legacy fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The UNDA Legacy.

    Portal with cats - Become entangled in a quantum puzzle adventure! Mittens gains the incredible power to be in two places at once. Explore twisted test chambers, make mischief and evade capture by a whisker! 🐈🐈‍⬛

    2026IndieAdventure17.99 USDSteam ↗
  5. The Darkest Files

    WHY THIS

    Ranked #5 for The UNDA Legacy fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The UNDA Legacy.

    Germany, 1956. The war is over, but justice is not served. Former Nazis walk free, while their victims lie in unmarked graves. As a prosecutor, you'll unearth long-buried evidence, confront witnesses and hunt down perpetrators. Will you have the courage to bring these "ordinary men" to court?

    2025IndieAdventureSimulation19.99 USDDeck VerifiedSteam ↗
  6. Scene Investigators

    WHY THIS

    Ranked #6 for The UNDA Legacy fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The UNDA Legacy.

    Scene Investigators is a hardcore deductive reasoning game for fans of the "true crime" genre. Step into re-created crime scenes, observe closely for pieces of evidence, analyze possible motives behind the crimes, and uncover what truly happened.

    2023IndieAdventure24.99 USDDeck PlayableSteam ↗
  7. The Last Clockwinder

    WHY THIS

    Ranked #7 for The UNDA Legacy fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The UNDA Legacy.

    A VR puzzle-automation game. Create intricate clockwork contraptions out of your own clones and restore life to an ancient tree using automation, a collection of rare plants from across the galaxy and a team of clockwork gardeners.

    2022IndieAdventureSimulation24.99 USDSteam ↗
  8. Supraworld

    WHY THIS

    Ranked #8 for The UNDA Legacy fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The UNDA Legacy.

    Zero hand-holding. Dismantle this dense open-world of unconventional puzzles by thinking outside the box and exploiting every ability you discover. Solve mysteries hidden in plain sight where every piece of supposed decoration has a purpose.

    2025ActionIndieAdventure29.99 USDDeck VerifiedSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Doki Doki Literature Club!

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with The UNDA Legacy.

    The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.

    2017IndieFree To PlayCasualFreeDeck PlayableSteam ↗
  2. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with The UNDA Legacy.

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  3. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with The UNDA Legacy.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  4. ENA: Dream BBQ

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with The UNDA Legacy.

    Experience surreal environments and inexplicable characters as ENA in a new wild world.

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  5. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with The UNDA Legacy.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  6. The Looker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with The UNDA Legacy.

    You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.

    2022IndieFreeDeck PlayableSteam ↗
  7. Sheepy: A Short Adventure

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with The UNDA Legacy.

    A Short Handcrafted Pixel Art Platformer that follows Sheepy, an abandoned plushy brought to life. Sheepy: A Short Adventure is the first short game from MrSuicideSheep.

    2024IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  8. Grimm's Hollow

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with The UNDA Legacy.

    A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.

    2019IndieAdventureRPGFreeDeck PlayableSteam ↗

Plays great on Steam Deck

Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.

  1. SECTOR ZERO

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Adventure with The UNDA Legacy.

    SECTOR ZERO is a short, physics-based dark sci-fi puzzle adventure where you play as a fragment of an ancient hive-mind entity, awakened by mining operations deep within Asteroid 2031 XT.

    2026ActionIndieAdventure3.99 USDDeck VerifiedSteam ↗
  2. The Darkest Files

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Adventure with The UNDA Legacy.

    Germany, 1956. The war is over, but justice is not served. Former Nazis walk free, while their victims lie in unmarked graves. As a prosecutor, you'll unearth long-buried evidence, confront witnesses and hunt down perpetrators. Will you have the courage to bring these "ordinary men" to court?

    2025IndieAdventureSimulation19.99 USDDeck VerifiedSteam ↗
  3. Supraworld

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Adventure with The UNDA Legacy.

    Zero hand-holding. Dismantle this dense open-world of unconventional puzzles by thinking outside the box and exploiting every ability you discover. Solve mysteries hidden in plain sight where every piece of supposed decoration has a purpose.

    2025ActionIndieAdventure29.99 USDDeck VerifiedSteam ↗

Frequently asked about The UNDA Legacy

What games are most similar to The UNDA Legacy?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside The UNDA Legacy are Project Enceladus, Memory's Reach, SECTOR ZERO.
Who developed The UNDA Legacy?
The UNDA Legacy was developed by Squirrelation Games.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on The UNDA Legacy.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.