Single-player games like Deadly Cosmic
Below are 8 single-player Steam games similar to Deadly Cosmic, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Deadly Cosmic page.
Ranked picks
- 1
H.A.D.E.S Zero
Single-player alternative to Deadly Cosmic — playable solo, no multiplayer required. Shares Action and Indie with Deadly Cosmic.
Survival horror where you explore collapsed facilities, face biotechnological horrors, and survive with limited resources.
- 2
Resident Evil 4 (2005)
Single-player alternative to Deadly Cosmic — playable solo, no multiplayer required. Shares Action and Adventure with Deadly Cosmic.
(Release: 2014) Special agent Leon S. Kennedy is sent on a mission to rescue the U.S. President’s daughter who has been kidnapped.
- 3
Resident Evil Revelations
Single-player alternative to Deadly Cosmic — playable solo, no multiplayer required. Shares Action and Adventure with Deadly Cosmic.
Resident Evil® Revelations returns redefined for PC complete with high quality HD visuals, enhanced lighting effects and an immersive sound experience.
- 4
Daymare: 1998
Single-player alternative to Deadly Cosmic — playable solo, no multiplayer required. Shares Action and Indie with Deadly Cosmic.
DAYMARE: 1998 is a third-person survival horror game that recreates the mood of iconic titles from the '90s, with a fresh storyline. An incident that turns a small town into a deadly zone, three characters to play with and little time to find the truth, before its mutated citizens abruptly end your mission.
- 5
Zombie Army Trilogy
Single-player alternative to Deadly Cosmic — playable solo, no multiplayer required. Shares Action with Deadly Cosmic.
The cult horror shooter series comes to an apocalyptic conclusion with an epic new third chapter, a heart-pumping new horde mode, and remastered editions of the best-selling Nazi Zombie Army 1 & 2.
- 6
Beneath
Single-player alternative to Deadly Cosmic — playable solo, no multiplayer required. Shares Action and Adventure with Deadly Cosmic.
Beneath is a Lovecraft-inspired survival FPS. Scarce ammo, merciless enemies and a sense of the unknown combine in a 10+ hour, story-driven single player campaign, built for both veteran gamers and those seeking a challenging old school experience.
- 7
The Last of Us™ Part I
Single-player alternative to Deadly Cosmic — playable solo, no multiplayer required. Shares Action and Adventure with Deadly Cosmic.
Discover the award-winning game that inspired the critically acclaimed television show. Guide Joel and Ellie through a post-apocalyptic America, and encounter unforgettable allies and enemies in The Last of Us™.
- 8
Resident Evil 4
Single-player alternative to Deadly Cosmic — playable solo, no multiplayer required. Shares Action and Adventure with Deadly Cosmic.
Survival is just the beginning. Six years have passed since the biological disaster in Raccoon City. Leon S. Kennedy, one of the survivors, tracks the president's kidnapped daughter to a secluded European village, where there is something terribly wrong with the locals.