Single-player games like Unearthing Colossal
Below are 11 single-player Steam games similar to Unearthing Colossal, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Unearthing Colossal page.
Ranked picks
- 1

Fallen
Single-player alternative to Unearthing Colossal — playable solo, no multiplayer required. Shares Action and Indie with Unearthing Colossal.
Story of a Father who is in search of his son who has fallen in a cave. You play as Father and fight with monsters,ghosts and deadly animals to save your son. This game has also local multiplayer which can be played upto four players.
- 2

Hammerwatch
Single-player alternative to Unearthing Colossal — playable solo, no multiplayer required. Shares Action and Indie with Unearthing Colossal.
A hack and slash action adventure, set in a fantasy pixel art environment. Play solo or co-op in this adventure from bottom to top of Castle Hammerwatch. Kill hordes of enemies with varied looks and features through four unique environments with traps, hidden secrets and puzzles.
- 3

Downwell
Single-player alternative to Unearthing Colossal — playable solo, no multiplayer required. Shares Action and Indie with Unearthing Colossal.
Downwell is a curious game about a young person venturing down a well in search of untold treasures with only his Gunboots to protect him.
- 4

Cave Story+
Single-player alternative to Unearthing Colossal — playable solo, no multiplayer required. Shares Action and Indie with Unearthing Colossal.
Run, jump, shoot, fly and explore your way through a massive action-adventure reminiscent of classic 8- and 16-bit games.
- 5

Monster Boy and the Cursed Kingdom
Single-player alternative to Unearthing Colossal — playable solo, no multiplayer required. Shares Action and Indie with Unearthing Colossal.
A legendary series returns with a grand new adventure! Enjoy a colorful action-adventure game made alongside Ryuichi Nishizawa, creator of the original Wonder Boy in Monster World series.
- 6

Pikuniku
Single-player alternative to Unearthing Colossal — playable solo, no multiplayer required. Shares Action and Indie with Unearthing Colossal.
Pikuniku is an absurdly wonderful puzzle-exploration game that takes place in a strange but playful world where not everything is as happy as it seems. Help peculiar characters overcome struggles, uncover a deep state conspiracy, and start a little revolution in this delightful dystopian adventure!
- 7

Wolcen: Lords of Mayhem
Single-player alternative to Unearthing Colossal — playable solo, no multiplayer required. Shares Action and Indie with Unearthing Colossal.
Carve your path in this Hack’n’Slash free from class boundaries. Purify a world shattered by corruption, and uncover the grim secrets and forgotten horrors lurking in the shadows of this forsaken land as you rise in Power. Your Inner aspect beckons—will you answer?
- 8

Tadpole Treble
Single-player alternative to Unearthing Colossal — playable solo, no multiplayer required. Shares Action and Indie with Unearthing Colossal.
Embark on a thrilling adventure through sheet music in Tadpole Treble! Escape predatory piranhas, flirtatious tadpoles and more as you make your way back home. Shoot for the top of the leaderboards, or create your own stages and music in Composition Mode!
- 9

Tea Party Simulator 2015™
Single-player alternative to Unearthing Colossal — playable solo, no multiplayer required. Shares Action and Indie with Unearthing Colossal.
Ever wanted to be a tea party extraordinaire? Well now you can. Each new level brings it's own challenges you must overcome on your quest to become the ultimate tea party master. Comes with the original Tea Party Mode and now a Mode 2 (after beating all the levels), for a whole new experience!
- 10

Daybreaker VR
Single-player alternative to Unearthing Colossal — playable solo, no multiplayer required. Shares Action and Indie with Unearthing Colossal.
Scavenge loot to survive in this zombie infested post-apocalyptic sandbox VR shooter. Piece together your own guns from the loot you find, or go toe-to-toe with nothing more than a sharpened stick.
- 11

DIVINE PEARL™: Survivors
Single-player alternative to Unearthing Colossal — playable solo, no multiplayer required. Shares Action and Indie with Unearthing Colossal.
DIVINE PEARL™: Survivors is a bullet heaven survival game set in a shonen anime world, unleash energy wave attacks and increase your power level on each new planet visited!