Choose ULTRAKILL
Choose ULTRAKILL if you want an Early Access experience. On Steam, it's Steam Deck Verified, so handheld play works out of the box. 141,047 Steam reviews back the pick.
ULTRAKILL vs Rebel Engine
ULTRAKILL and Rebel Engine both land in Action, Indie 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 on Steam. ULTRAKILL (2020) is 5 years older than Rebel Engine (2025). ULTRAKILL scores higher on Steam reviews (97.7% positive) than Rebel Engine (85.7% 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 Rebel Engine
Choose Rebel Engine if it's currently about 20% cheaper on the Steam Store. Rebel Engine launched in 2025.
Both ULTRAKILL and Rebel Engine sit in Action and Indie 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
 ULTRAKILL |  Rebel Engine | |
|---|---|---|
| Released | 2020 | 2025 |
| Genres | Action, Indie, Early Access | Action, Indie |
| Platforms | Windows | Windows |
| Steam Deck | Deck Verified | Deck Playable |
| Price | 24.99 USD | 19.99 USD |
| Steam reviews | 97.7% positive (141,047 reviews) | 85.7% positive (14 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | Arsi "Hakita" Patala | Seven Leaf Clover |
Side by side
- Both share Action, Indie on Steam.
- ULTRAKILL (2020) is 5 years older than Rebel Engine (2025).
- ULTRAKILL scores higher on Steam reviews (97.7% positive) than Rebel Engine (85.7% positive).
- Rebel Engine is currently ~20% cheaper on Steam than ULTRAKILL (19.99 USD vs. 24.99 USD).
- Steam Deck: ULTRAKILL is Deck Verified, Rebel Engine is Deck Playable.
ULTRAKILL vs Rebel Engine — FAQ
- Should I play ULTRAKILL or Rebel Engine first?
- If you want chronology, ULTRAKILL (2020) came out before Rebel Engine (2025). 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 ULTRAKILL and Rebel Engine similar?
- They overlap on Action, Indie 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.