Single-player games like Serious Sam HD: The Second Encounter
Below are 13 single-player Steam games similar to Serious Sam HD: The Second Encounter, 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 Serious Sam HD: The Second Encounter page.
Ranked picks
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Serious Sam 3: BFE
Single-player alternative to Serious Sam HD: The Second Encounter — playable solo, no multiplayer required. Shares Action and Indie with Serious Sam HD: The Second Encounter.
Serious Sam 3: BFE is a prequel to the original indie fast action FPS and Game of the Year sensation - Serious Sam: The First Encounter!
- 2
Serious Sam HD: The First Encounter
Single-player alternative to Serious Sam HD: The Second Encounter — playable solo, no multiplayer required. Shares Action and Indie with Serious Sam HD: The Second Encounter.
Serious Sam HD: The First Encounter is a visually upgraded and fully Steam supported remake version of the original high-adrenaline single-play and 16-player co-operative arcade-action FPS which was Gamespot's Game of the Year 2001 and which scored overall of 87% on Metacritic!
- 3
Serious Sam Fusion 2017 (beta)
Single-player alternative to Serious Sam HD: The Second Encounter — playable solo, no multiplayer required. Shares Action and Indie with Serious Sam HD: The Second Encounter.
Serious Sam Fusion is a central hub for several existing Serious Sam games developed by Croteam. Cool new features, engine upgrades, patches and updates will be released to existing owners for FREE!
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Serious Sam Classic: The First Encounter
Single-player alternative to Serious Sam HD: The Second Encounter — playable solo, no multiplayer required. Shares Action and Indie with Serious Sam HD: The Second Encounter.
Serious Sam is a high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Year 2001!
- 5
Serious Sam II
Single-player alternative to Serious Sam HD: The Second Encounter — playable solo, no multiplayer required. Shares Action and Indie with Serious Sam HD: The Second Encounter.
Serious Sam II is a shot of adrenaline to the hearts of first-person shooter fans across the world. This is serious!
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Serious Sam Classic: The Second Encounter
Single-player alternative to Serious Sam HD: The Second Encounter — playable solo, no multiplayer required. Shares Action and Indie with Serious Sam HD: The Second Encounter.
Serious Sam Classic: The Second Encounter is a high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Month February 2002!
- 7
Serious Sam Classics: Revolution
Single-player alternative to Serious Sam HD: The Second Encounter — playable solo, no multiplayer required. Shares Action and Indie with Serious Sam HD: The Second Encounter.
Serious Sam is a high-adrenaline arcade-action shooter heavily focused on frantic action. In a world where cyberpunk meets fantasy-fiction and advanced technology is mixed with black magic and psycho-powers, Sam travels through four beautiful worlds, confronting countless foes on his way to Mental's base.
- 8
Rise of the Triad
Single-player alternative to Serious Sam HD: The Second Encounter — playable solo, no multiplayer required. Shares Action with Serious Sam HD: The Second Encounter.
Apogee Software and Interceptor Entertainment proudly present the rebirth of the cult-classic first-person shooter, “Rise of the Triad”. Bigger, better and more ludicrous than ever before.
- 9
The Nightmare
Single-player alternative to Serious Sam HD: The Second Encounter — playable solo, no multiplayer required. Shares Indie with Serious Sam HD: The Second Encounter.
You are trapped in a nightmare shaped by your inner darkness. To escape and awaken, you must solve puzzles and confront deep-seated traumas. Explore twisted versions of daily life—convenience stores, trains, stations, hometowns, endless tunnels. Face your fears and reclaim yourself.
- 10
The Talos Principle
Single-player alternative to Serious Sam HD: The Second Encounter — playable solo, no multiplayer required. Shares Action and Indie with Serious Sam HD: The Second Encounter.
The Talos Principle is a first-person puzzle game in the tradition of philosophical science fiction. Made by Croteam and written by Tom Jubert (FTL, The Swapper) and Jonas Kyratzes (The Sea Will Claim Everything).
- 11
Serious Sam 4
Single-player alternative to Serious Sam HD: The Second Encounter — playable solo, no multiplayer required. Shares Action and Indie with Serious Sam HD: The Second Encounter.
Serious Sam 4 reignites the classic FPS series in a high-powered prequel loaded with an explosive arsenal, intergalactic carnage, and perfectly timed one-liners.
- 12
The Talos Principle 2
Single-player alternative to Serious Sam HD: The Second Encounter — playable solo, no multiplayer required. Shares Action with Serious Sam HD: The Second Encounter.
The Talos Principle 2 is a thought-provoking first-person puzzle experience that greatly expands on the first game's philosophical themes and stunning environments with increasingly mind-bending challenges.
- 13
Serious Sam: Siberian Mayhem
Single-player alternative to Serious Sam HD: The Second Encounter — playable solo, no multiplayer required. Shares Action with Serious Sam HD: The Second Encounter.
Serious Sam: Siberian Mayhem is a new stand-alone expansion to the world of the classic FPS series. Join the fight against Notorious Mental on a journey through the wild lands of Russia, and find your way through this lost chapter of Sam Stone's adventures.