Choose Foul Play
Choose Foul Play if you want the Online Co-op side of the pairing. Foul Play launched in 2013.
Foul Play vs Mass O' Kyzt
Foul Play and Mass O' Kyzt both land in Action, Indie, Adventure 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 share Action, Indie, Adventure on Steam. Foul Play (2013) is 5 years older than Mass O' Kyzt (2018). Mass O' Kyzt scores higher on Steam reviews (76.9% positive) than Foul Play (75.8% positive). 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 Mass O' Kyzt
Choose Mass O' Kyzt if it's currently about 87% cheaper on the Steam Store. Mass O' Kyzt launched in 2018.
Both Foul Play and Mass O' Kyzt sit in Action, Indie, and Adventure on Steam and both list Multi-player, Shared/Split Screen, and Shared/Split Screen Co-op, so either pick lands in the same broad neighborhood. Steam reviews are nearly tied (75.8% vs 76.9% positive), so genre fit is the cleanest tiebreaker — scroll the table for the feature-by-feature view.
Side-by-side comparison
 Foul Play |  Mass O' Kyzt | |
|---|---|---|
| Released | 2013 | 2018 |
| Genres | Action, Indie, Adventure, Casual | Action, Indie, Adventure, Casual |
| Platforms | Windows, macOS, Linux | Windows, Linux |
| Steam Deck | Unrated | Unrated |
| Price | 14.99 USD | 1.99 USD |
| Steam reviews | 75.8% positive (244 reviews) | 76.9% positive (13 reviews) |
| Multiplayer | Multi-player, Online Co-op, Shared/Split Screen Co-op | Multi-player, Shared/Split Screen Co-op, Co-op |
| Developers | Mediatonic | AlexHoratio |
Side by side
- Both share Action, Indie, Adventure on Steam.
- Foul Play (2013) is 5 years older than Mass O' Kyzt (2018).
- Mass O' Kyzt scores higher on Steam reviews (76.9% positive) than Foul Play (75.8% positive).
- Mass O' Kyzt is currently ~87% cheaper on Steam than Foul Play (1.99 USD vs. 14.99 USD).
- Both support cooperative play.
Foul Play vs Mass O' Kyzt — FAQ
- Should I play Foul Play or Mass O' Kyzt first?
- If you want chronology, Foul Play (2013) came out before Mass O' Kyzt (2018). If neither is a sequel to the other, order doesn't really matter — start with whichever fits your current mood, since both share enough on Steam to make either a reasonable opener.
- Are Foul Play and Mass O' Kyzt similar?
- They overlap on Action, Indie, Adventure 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.
- Do both Foul Play and Mass O' Kyzt have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Foul Play ships Online Co-op, Shared/Split Screen Co-op; Mass O' Kyzt ships Shared/Split Screen Co-op, Co-op.