Single-player games like Onikura
Below are 8 single-player Steam games similar to Onikura, 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 Onikura page.
Ranked picks
- 1

Towertale
Single-player alternative to Onikura — playable solo, no multiplayer required. Shares Action and Indie with Onikura.
Fight your way up a Tower of bosses and unveil the mystery that lies up in its peak. Play four intertwined storylines and unlock multiple endings. Now with co-op up to 4 players!
- 2

ABYSSAL BLADE
Single-player alternative to Onikura — playable solo, no multiplayer required. Shares Action and Indie with Onikura.
ABYSSAL BLADE is a pixel-art boss rush inspired by MMO raid mechanics. With only 1 HP, take up your blade and challenge the five stages of grief.
- 3

Dragon Knight
Single-player alternative to Onikura — playable solo, no multiplayer required. Shares Action and Indie with Onikura.
Dragon Knight is a soulslike parody in which you play as the worst knight in the kingdom sent on the classic quest- Take the magic sword, save the monster, slay the girl... err, no, was it…
- 4

Eldest Souls
Single-player alternative to Onikura — playable solo, no multiplayer required. Shares Action and Indie with Onikura.
Fast-paced and brutally challenging, Eldest Souls is a unique Soulslike experience. In a final act of vengeance, the Old Gods have unleashed a great Desolation upon the world. Mankind's only hope lies with a lone warrior… and his greatsword of pure Obsydian.
- 5

The Devil Within: Satgat
Single-player alternative to Onikura — playable solo, no multiplayer required. Shares Action and Indie with Onikura.
Join Kim Rip, a Royal Guard whose humanity is gradually slipping away, on a thrilling 2.5D action-adventure platforming journey in 'The Devil Within: Satgat'. Uncover the mysteries of a desolate realm as you engage in stylish battles against formidable foes.
- 6

Titan Souls
Single-player alternative to Onikura — playable solo, no multiplayer required. Shares Action and Indie with Onikura.
Between our world and the world beyond lie the Titan Souls, the spiritual source of all living things. Scattered amongst the ruins and guarded by the idle titans charged with their care, a solitary hero armed with a single arrow is assembling shards of the Titan Soul in a quest for truth and power.
- 7

Perennial Order
Single-player alternative to Onikura — playable solo, no multiplayer required. Shares Action and Adventure with Onikura.
Perennial Order is a 2D plant horror boss rush with challenging one-hit-death combat. Set in an atmospheric Dark Age world plagued by nature-infested horrors, explore a lore-filled and eldritch land alone or in two player co-op, all in a realistic painterly style.
- 8

Aeterna Noctis
Single-player alternative to Onikura — playable solo, no multiplayer required. Shares Action and Indie with Onikura.
Aeterna Noctis is a challenging metroidvania that majestically combines action, exploration and adventure. With 2 game modes and difficulty based on action or the exclusive Noctis mode where a level of difficulty is added in precision platforming never seen in the metroidvania genre.