Single-player games like Super Onion Boy 2
Below are 9 single-player Steam games similar to Super Onion Boy 2, 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 Super Onion Boy 2 page.
Ranked picks
- 1

Arwinia
Single-player alternative to Super Onion Boy 2 — playable solo, no multiplayer required. Shares Action and Indie with Super Onion Boy 2.
Arwinia is a retro-style fantasy action platformer. Play as Trenton on a quest to find and bring a powerful wizard back from the shadows. As a ranger use your longsword, shortbow, and dexterity to navigate this perilous journey.
- 2

Argol - Kronoss' Castle
Single-player alternative to Super Onion Boy 2 — playable solo, no multiplayer required. Shares Action and Indie with Super Onion Boy 2.
Platformer action game, mixing gothic and mythological atmospheres.
- 3

Fire Path
Single-player alternative to Super Onion Boy 2 — playable solo, no multiplayer required. Shares Action and Indie with Super Onion Boy 2.
Embark on a pixelated journey through "Fire Path," where mischievous goblins and haunting ghosts light your way. Master challenging gameplay, adapt to diverse enemies, and explore atmospheric landscapes. Can you conquer the flames? Your 2D adventure awaits! 🔥🎮
- 4

Dadish 2
Single-player alternative to Super Onion Boy 2 — playable solo, no multiplayer required. Shares Action and Indie with Super Onion Boy 2.
He’s a dad and a radish, and he’s back in his biggest adventure yet! Help reunite Dadish with his missing kids in this charming and challenging platforming adventure.
- 5

Alwa's Legacy
Single-player alternative to Super Onion Boy 2 — playable solo, no multiplayer required. Shares Action and Indie with Super Onion Boy 2.
Alwa’s Legacy is a modern retro game full of dangerous dungeons, mystic items and ancient secrets. Upgrade your magic and choose your own path in this non-linear adventure game brimming with exploration.
- 6

FLARE NUINUI QUEST
Single-player alternative to Super Onion Boy 2 — playable solo, no multiplayer required. Shares Action and Indie with Super Onion Boy 2.
Play as Shiranui Flare in this retro action platformer, wielding her dual pistols, as you explore the world on a quest to save your friends!
- 7

Astalon: Tears of the Earth
Single-player alternative to Super Onion Boy 2 — playable solo, no multiplayer required. Shares Action and Adventure with Super Onion Boy 2.
Uphold your pact with the Titan of Death, Epimetheus! Fight, climb and solve your way through a twisted tower as three unique adventurers, on a mission to save their village from impending doom!
- 8

Dadish
Single-player alternative to Super Onion Boy 2 — playable solo, no multiplayer required. Shares Action and Indie with Super Onion Boy 2.
Explore an exciting world, face off with fast-food themed foes, and reunite Dadish with his missing children in this challenging platforming adventure.
- 9

Super Onion Boy+
Single-player alternative to Super Onion Boy 2 — playable solo, no multiplayer required. Shares Action and Indie with Super Onion Boy 2.
Super Onion Boy+ offers an exhilarating journey in a 2D platformer filled with action and adventure, in the nostalgic retro style. Your mission is to rescue the princess, who has been imprisoned in a magical bubble by a terrible monster.