Choose Call of Duty®: Black Ops
Choose Call of Duty®: Black Ops if you want the Multi-player, Valve Anti-Cheat enabled, and Co-op side of the pairing. On Steam, it has co-op, so you can bring a friend. 14,521 Steam reviews back the pick.
Call of Duty®: Black Ops vs Mercury
Call of Duty®: Black Ops and Mercury 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. Call of Duty®: Black Ops (2010) is 13 years older than Mercury (2023). Mercury is currently ~93% cheaper on Steam than Call of Duty®: Black Ops (2.99 USD vs. 39.99 USD). 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 Mercury
Choose Mercury if you want an Indie experience. On Steam, it's currently about 93% cheaper on the Steam Store. Mercury launched in 2023.
Both Call of Duty®: Black Ops and Mercury 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
 Call of Duty®: Black Ops |  Mercury | |
|---|---|---|
| Released | 2010 | 2023 |
| Genres | Action | Action, Indie |
| Platforms | Windows | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 39.99 USD | 2.99 USD |
| Steam reviews | 90.7% positive (14,521 reviews) | 4 reviews |
| Multiplayer | Multi-player, Co-op | Single-player only |
| Developers | Treyarch | Atomic Isotope Studios |
Side by side
- Both are Action games on Steam.
- Call of Duty®: Black Ops (2010) is 13 years older than Mercury (2023).
- Mercury is currently ~93% cheaper on Steam than Call of Duty®: Black Ops (2.99 USD vs. 39.99 USD).
- Call of Duty®: Black Ops has co-op; Mercury does not.
- Call of Duty®: Black Ops is Deck Playable on Steam Deck; Mercury has no Deck rating yet.
Call of Duty®: Black Ops vs Mercury — FAQ
- Should I play Call of Duty®: Black Ops or Mercury first?
- If you want chronology, Call of Duty®: Black Ops (2010) came out before Mercury (2023). 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 Call of Duty®: Black Ops and Mercury 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 Mercury have multiplayer like Call of Duty®: Black Ops?
- No. Call of Duty®: Black Ops supports multiplayer on Steam (Multi-player, Co-op), while Mercury is listed as single-player only.
- Does Call of Duty®: Black Ops run on Steam Deck?
- Yes — Call of Duty®: Black Ops is rated Deck Playable by Valve. Mercury doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.