Choose Mighty No. 9
Choose Mighty No. 9 if you want the Multi-player, Online PvP, and Online Co-op side of the pairing. On Steam, it's Steam Deck Verified, so handheld play works out of the box. 1,041 Steam reviews back the pick.
Mighty No. 9 vs BALLBOY
Mighty No. 9 and BALLBOY both land in Action on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both are Action games on Steam. Mighty No. 9 has co-op; BALLBOY does not. Mighty No. 9 is Deck Verified on Steam Deck; BALLBOY has no Deck rating yet. No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Which should you pick?
Choose BALLBOY
Choose BALLBOY if you want an Indie and Adventure experience. On Steam, it's a focused single-player run rather than a multiplayer commitment.
Both Mighty No. 9 and BALLBOY sit in Action on Steam, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.
Side-by-side comparison
 Mighty No. 9 |  BALLBOY | |
|---|---|---|
| Released | 2016 | — |
| Genres | Action | Action, Indie, Adventure |
| Platforms | Windows, macOS, Linux | Windows |
| Steam Deck | Deck Verified | Unrated |
| Price | 19.99 USD | Price unknown |
| Steam reviews | 53.7% positive (1,041 reviews) | — |
| Multiplayer | Multi-player, Online Co-op, Co-op | Single-player only |
| Developers | Comcept, Inti Creates | BALLBOY GAMES |
Side by side
- Both are Action games on Steam.
- Mighty No. 9 has co-op; BALLBOY does not.
- Mighty No. 9 is Deck Verified on Steam Deck; BALLBOY has no Deck rating yet.
Mighty No. 9 vs BALLBOY — FAQ
- Are Mighty No. 9 and BALLBOY similar?
- They overlap on Action on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
- Does BALLBOY have multiplayer like Mighty No. 9?
- No. Mighty No. 9 supports multiplayer on Steam (Multi-player, Online Co-op, Co-op), while BALLBOY is listed as single-player only.
- Does Mighty No. 9 run on Steam Deck?
- Yes — Mighty No. 9 is rated Deck Verified by Valve. BALLBOY doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.