Free games like Serious Sam Fusion 2017 (beta)
Below are 8 free-to-play Steam games similar to Serious Sam Fusion 2017 (beta), ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Serious Sam Fusion 2017 (beta) page.
Ranked picks
- 1

Hellbound: Survival Mode
Free-to-play alternative to Serious Sam Fusion 2017 (beta) — no purchase or trial window. Shares Action and Indie with Serious Sam Fusion 2017 (beta).
FULL GAME NOW AVAILABLE. GO GET IT! This is the Free Survival Mode for Hellbound: a '90s style First Person Shooter, made 30 years later… but just a glimpse of the full game, go check it out!
- 2

Wolfenstein: Enemy Territory
Free-to-play alternative to Serious Sam Fusion 2017 (beta) — no purchase or trial window. Shares Action with Serious Sam Fusion 2017 (beta).
Wolfenstein®: Enemy Territory is a free-to-play, objective-based multiplayer World War 2 first-person shooter. Featuring up to 32 players, choose either the Axis or Allies, as you fight across six maps based on real-world battle locations.
- 3

Soldat
Free-to-play alternative to Serious Sam Fusion 2017 (beta) — no purchase or trial window. Shares Action and Indie with Serious Sam Fusion 2017 (beta).
Soldat is a unique 2D (side-view) multiplayer action game. Soldiers fight against each other in 2D battle arenas using a deadly arsenal of military weapons, across 7 default game modes.
- 4

Propagation VR
Free-to-play alternative to Serious Sam Fusion 2017 (beta) — no purchase or trial window. Shares Action with Serious Sam Fusion 2017 (beta).
Combining survival horror and static wave shooting, Propagation VR will get your adrenaline pumping as you try to survive a zombie apocalypse. Armed only with your guns and your fists, fight off terrifying zombies and other multi-species mutants. Will you get out alive?
- 5

FUCK HITLER
Free-to-play alternative to Serious Sam Fusion 2017 (beta) — no purchase or trial window. Shares Action and Indie with Serious Sam Fusion 2017 (beta).
Adolf Hitler almost 80 years after his death returns to suffer punishment for the Holocaust and his other crimes by becoming the object of torture for thousands of gamers from around the world.
- 6

Devolverland Expo
Free-to-play alternative to Serious Sam Fusion 2017 (beta) — no purchase or trial window. Shares Action and Indie with Serious Sam Fusion 2017 (beta).
Devolverland Expo is a first-person 'marketing simulator' set within an abandoned convention center after the annual Devolver Digital game expo was mysteriously canceled.
- 7

PAPERHEAD EP.0
Free-to-play alternative to Serious Sam Fusion 2017 (beta) — no purchase or trial window. Shares Action and Indie with Serious Sam Fusion 2017 (beta).
In this cute cardboard world, something went horribly wrong... You wake up in a prison cell. A strange voice calls to you from the depths of dark corridors covered in runic symbols and blood. Reload your trusty shotgun and find out... WHY WOULD CARDBOARD... BLEED?
- 8

Belko VR: An Escape Room Experiment
Free-to-play alternative to Serious Sam Fusion 2017 (beta) — no purchase or trial window. Shares Action and Indie with Serious Sam Fusion 2017 (beta).
Exploring the themes in THE BELKO EXPERIMENT, the Belko VR – Escape Room Experiment provokes the question: “What does it take to survive at work?” Players are prompted to solve a series of challenging puzzles in order to escape from their office before a microchip in their head explodes.