Single-player games like Crimson Incursion
Below are 8 single-player Steam games similar to Crimson Incursion, 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 Crimson Incursion page.
Ranked picks
- 1

VersionThree : INVISIBLE RAID
Single-player alternative to Crimson Incursion — playable solo, no multiplayer required. Shares Action with Crimson Incursion.
Authentic Customizable Mech Action Game. Customize the combat mech "V3" and run through the battlefield!
- 2

Engines Of Destruction
Single-player alternative to Crimson Incursion — playable solo, no multiplayer required. Shares Action and Indie with Crimson Incursion.
Engines of Destruction is a mech simulator. Take on the role of pilot, create your own custom mechs, fight in PvP or PvE battles, and control a fully interactive cockpit in VR or on desktop.
- 3

Scionide
Single-player alternative to Crimson Incursion — playable solo, no multiplayer required. Shares Action with Crimson Incursion.
Scionide is a fast-paced sci-fi shooter set in 2268 AD, where the Amalgamate Republic fights for survival against the Scion Empire. Battle in single-player, PvP, and co-op PvE across dynamic maps.
- 4

Portable Ops
Single-player alternative to Crimson Incursion — playable solo, no multiplayer required. Shares Action and Indie with Crimson Incursion.
In POPS, every bullet fired pushes you further into the chaos of war. The story-driven campaign throws you into the boots of an elite operative. Fight through a series of intense missions, face overwhelming odds, unexpected betrayals, and brutal firefights where only the strongest survive.
- 5

Core Of War
Single-player alternative to Crimson Incursion — playable solo, no multiplayer required. Shares Action and Indie with Crimson Incursion.
Core of War delivers a customizable battlefield in FPS, TPS, or RTS. Control sea, land, air, and space units, including Titan mechs. Customize with skills, gunsmithing, vehicle assembly, maps, and modes. Fight future wars, modern combat, or past eras. Unleash your creativity. Endless possibilities.
- 6

Prison Colony: A Convict's Tale
Single-player alternative to Crimson Incursion — playable solo, no multiplayer required. Shares Action and Indie with Crimson Incursion.
Fight enemy vehicles on a procedurally generated, foreign world in this 3D Mecha game. Build better vehicles until you can afford your own spacejet, and escape the prison colony using that spacejet. Defend your base from enemy attack or pick the next mission to play.
- 7

Forbidden zone
Single-player alternative to Crimson Incursion — playable solo, no multiplayer required. Shares Action and Indie with Crimson Incursion.
Immerse yourself in the dangerous and thrilling world of the Forbidden Zone, a vast open world multiplayer survival game where your main objective is to outwit, outplay and outlast. Falls before Autumn 2023.
- 8

Mars Quest
Single-player alternative to Crimson Incursion — playable solo, no multiplayer required. Shares Action and Indie with Crimson Incursion.
Dozens of enemy tanks, robots and mutants are attacking your Mars bases! In the game, you drive a special tank equipped with the latest technologies. You have a choice of many types of tanks, weapons and additional equipment and reinforcements from an orbital station that you can use in the game.