Choose Serious Sam: Siberian Mayhem
Choose Serious Sam: Siberian Mayhem if you want the Multi-player, Online Co-op, and Co-op side of the pairing. On Steam, it has co-op, so you can bring a friend. 1,520 Steam reviews back the pick.
Serious Sam: Siberian Mayhem vs Covid-26
Serious Sam: Siberian Mayhem and Covid-26 both land in Action, 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, Adventure on Steam. Serious Sam: Siberian Mayhem (2022) is 4 years older than Covid-26 (2026). Serious Sam: Siberian Mayhem scores higher on Steam reviews (91.4% positive) than Covid-26 (90% 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 Covid-26
Choose Covid-26 if you want an Indie experience. On Steam, it's currently about 88% cheaper on the Steam Store. Covid-26 launched in 2026.
Both Serious Sam: Siberian Mayhem and Covid-26 sit in Action and Adventure on Steam, so either pick lands in the same broad neighborhood. Steam reviews are nearly tied (91.4% vs 90% positive), so genre fit is the cleanest tiebreaker — scroll the table for the feature-by-feature view.
Side-by-side comparison
 Serious Sam: Siberian Mayhem |  Covid-26 | |
|---|---|---|
| Released | 2022 | 2026 |
| Genres | Action, Adventure | Action, Indie, Adventure |
| Platforms | Windows | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 19.99 USD | 2.39 USD |
| Steam reviews | 91.4% positive (1,520 reviews) | 90% positive (10 reviews) |
| Multiplayer | Multi-player, Online Co-op, Co-op | Single-player only |
| Developers | Croteam, Timelock Studio | DevLoneGames |
Side by side
- Both share Action, Adventure on Steam.
- Serious Sam: Siberian Mayhem (2022) is 4 years older than Covid-26 (2026).
- Serious Sam: Siberian Mayhem scores higher on Steam reviews (91.4% positive) than Covid-26 (90% positive).
- Covid-26 is currently ~88% cheaper on Steam than Serious Sam: Siberian Mayhem (2.39 USD vs. 19.99 USD).
- Serious Sam: Siberian Mayhem has co-op; Covid-26 does not.
- Serious Sam: Siberian Mayhem is Deck Playable on Steam Deck; Covid-26 has no Deck rating yet.
Serious Sam: Siberian Mayhem vs Covid-26 — FAQ
- Should I play Serious Sam: Siberian Mayhem or Covid-26 first?
- If you want chronology, Serious Sam: Siberian Mayhem (2022) came out before Covid-26 (2026). 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 Serious Sam: Siberian Mayhem and Covid-26 similar?
- They overlap on Action, 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.
- Does Covid-26 have multiplayer like Serious Sam: Siberian Mayhem?
- No. Serious Sam: Siberian Mayhem supports multiplayer on Steam (Multi-player, Online Co-op, Co-op), while Covid-26 is listed as single-player only.
- Does Serious Sam: Siberian Mayhem run on Steam Deck?
- Yes — Serious Sam: Siberian Mayhem is rated Deck Playable by Valve. Covid-26 doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.