Single-player games like HEART ABYSS
Below are 9 single-player Steam games similar to HEART ABYSS, 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 HEART ABYSS page.
Ranked picks
- 1

RT
Single-player alternative to HEART ABYSS — playable solo, no multiplayer required. Shares Action and Indie with HEART ABYSS.
A modern take on run-and-gun platformers inspired by the golden age of 16-bit gaming. Explore hostile alien worlds, unlock powerful weapons and upgrades, return stronger to uncover new secrets and battle colossal bosses in relentless arcade action.
- 2

Mariachi Legends
Single-player alternative to HEART ABYSS — playable solo, no multiplayer required. Shares Action and Indie with HEART ABYSS.
Mariachi Legends is a brutal, pixel art, combat-oriented Metroidvania set in the heart of Mexico.You play as Pablo Cruz, a detective who has agreed to a deal with Death herself. She has given Pablo the ability to transform into the mighty La Sombra allowing him to fight back against evil.
- 3

Atrion Project
Single-player alternative to HEART ABYSS — playable solo, no multiplayer required. Shares Action and Indie with HEART ABYSS.
A hybrid with no memories. A planet out to kill you. A demanding sci-fi action game with fast-paced combat and die & retry mechanics. Fight. Die. Learn. Retry. Your body is a weapon. Your past, a mystery.
- 4

Hood
Single-player alternative to HEART ABYSS — playable solo, no multiplayer required. Shares Action and Indie with HEART ABYSS.
England, 1216. Experience the true story behind the Robin Hood legend as you control Williken of the Weald in this 2D pixel art stealth platformer. Explore, sneak, and fight your way through the forests, villages, and fortresses of Kent to take down the ruthless Castellan and save your family.
- 5

NINJA GAIDEN: Ragebound
Single-player alternative to HEART ABYSS — playable solo, no multiplayer required. Shares Action and Indie with HEART ABYSS.
A brand-new side-scrolling entry to the NINJA GAIDEN series from the team behind Blasphemous, NINJA GAIDEN: Ragebound redefines the classic platformer saga in a spectacular, thrilling and challenging ninja adventure.
- 6

Winds Of Arcana: Ruination
Single-player alternative to HEART ABYSS — playable solo, no multiplayer required. Shares Action and Adventure with HEART ABYSS.
Discover the secrets of a sundered world as you help Aryn save his comrades in this story-rich, fully-voiced, 2.5D action-platformer. Fight terrible dangers and explore ancient mysteries as Aryn uncovers the forces that forge his destiny.
- 7

Cyber Shadow
Single-player alternative to HEART ABYSS — playable solo, no multiplayer required. Shares Action and Indie with HEART ABYSS.
The world has been taken over by synthetic lifeforms. A desperate plea for help sets Shadow, the sole survivor of his clan, on one last mission to uncover what started the path to perpetual ruin.
- 8

STRIDER™ / ストライダー飛竜®
Single-player alternative to HEART ABYSS — playable solo, no multiplayer required. Shares Action and Adventure with HEART ABYSS.
Strider returns in a brand new adventure, complete with incredible side-scrolling action, and lightning fast combat all in a massive interconnected world! Download the full game February 19th and become the original assassin!
- 9

Ramen-ten ‘Heart Abyss’
Single-player alternative to HEART ABYSS — playable solo, no multiplayer required. Shares Action and Indie with HEART ABYSS.
Immerse yourself in the cozy atmosphere of an Asian noodle shop right on your desktop. Discover new recipes, decorate your stall, and serve peasants, samurai, and yokai delicious hot meals while you work or relax.