Single-player games like MARS 2120
Below are 17 single-player Steam games similar to MARS 2120, 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 MARS 2120 page.
Ranked picks
- 1
Trinity Fusion
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Indie with MARS 2120.
Three fractured realities. One collapsing multiverse. Fast, fluid combat in a dark sci-fi Roguevania where each run begins in a separate universe — then lets you fuse your parallel selves, powers, and worlds to create brutal, ever-evolving builds.
- 2
Omega Mouse Zero
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Adventure with MARS 2120.
Discover the Omega-Verse, a captivating multiverse crafted by a dedicated solo developer. Omega Mouse Zero introduces innovative 2.5D Metroid-Vania platforming and exploration. Dive into hidden depths, uncover secrets, and immerse yourself in thrilling action as you explore this vibrant realm.
- 3
Among the Waves
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Indie with MARS 2120.
A 2.5D metroidvania with the freedom of an immersive sim. Every fight and every path can be approached differently: through combat, stealth, or using the world’s mechanics. The story unfolds in a world where Orthodox aesthetics meet Soviet brutalism and traditional woodcraft
- 4
Dimensions
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Indie with MARS 2120.
An Action-Platformer inspired by Mega Man 2, Dimensions has the player fight crazy bosses, collect and upgrade weapons, and find secrets. Players will take control of a sprite from the 2D universe to save the 3rd dimension universe.
- 5
Space Dezinsector
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Indie with MARS 2120.
Make your way through crowds of alien bugs using surrounding objects. Clear out the rubble and overcome the obstacles. Move through the corridors of the abandoned space station where you find yourself against your will.
- 6
HunterX
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Indie with MARS 2120.
HunterX is an action-adventure game full of spirited battles. Use various styles of weapons and magic to experience your own fighting style and explore a great world.
- 7
Frontier Hunter: Erza’s Wheel of Fortune
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Indie with MARS 2120.
This is an anime-style Metroidvania game with an RPG progression system, numerous weapons for switching, and an emphasis on equipment building. It offers three switchable characters, smooth gameplay, impactful combat feedback, and anime-style story scenes.
- 8
Axiom Verge 2
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Indie with MARS 2120.
Explore a sprawling, alien world in the sequel to the award winning Axiom Verge.
- 9
Castle of Vania
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Adventure with MARS 2120.
Invade the castle of the powerful Vampire Vania, face several difficult, exciting and sensual challenges to end this reign of horror and orgies.
- 10
I Have No Mouth, and I Must Scream
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Adventure with MARS 2120.
The adventure plunges you into the tortured and hidden past of five humans. Delve into their darkest fears. Outwit the Master Computer AM in a game of psychological warfare. Disturbing, compelling. An adventure you won't easily forget !!
- 11
99Vidas
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Indie with MARS 2120.
"99Vidas" is a "beat 'em up" set in a contemporary world that pays tribute to both the new and the classic in gaming industry. Brought to you in all pixelated, 16 bit-esque glory, chockfull of references to not only gaming, but all 80's and 90's pop culture.
- 12
Top Racer Collection
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Indie with MARS 2120.
The thrill of 16-bit racing from the 90s is back! Play the complete Top Racer series with Top Racer, Top Racer 2, Top Racer 3000 and Top Racer Crossroads, a brand new game with new cars and exclusive content made especially for this unmissable edition.
- 13
VASARA Collection
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Adventure with MARS 2120.
For the very first time, highly acclaimed Japanese Arcade Shoot’em Ups - VASARA (2000) and VASARA 2 (2001) - are made available to the whole world via this package: VASARA COLLECTION!
- 14
HTR+ Slot Car Simulation
Single-player alternative to MARS 2120 — playable solo, no multiplayer required.
HTR+ High Tech Racing is a Slot Car Racing Simulation, a virtual version of the classic toy of the 80´s and 90´s. With realistic physics, HTR+ offers an adrenalin packed racing simulation experience.
- 15
Breakers Collection
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Adventure with MARS 2120.
Breakers Collection features both of the original games (Breakers and Breakers Revenge) and a brand new content for the cult-classic among the fans of Fighting Games, that was released in 1996 for the Neogeo and Arcades.
- 16
VISCO Collection
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action and Adventure with MARS 2120.
With the VISCO Collection, you'll have the chance to relive the glory days of arcade gaming with these seven fantastic titles. Whether you're a fan of shooters, fighters, sports, or racing games, there's something here for everyone.
- 17
Willy's Wonderland - The Game
Single-player alternative to MARS 2120 — playable solo, no multiplayer required. Shares Action with MARS 2120.
Willy’s Wonderland – The Game is a 2.5D beat ‘em up game based on the cult film of the same name, in which a group of Animatronics come to life and slaughter people who dare visit Willy’s Wonderland.