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

Archaea Ascent
Single-player alternative to Rogue Sentry — playable solo, no multiplayer required. Shares Action and Indie with Rogue Sentry.
Undergo trials, build your identity, build a team, build your skills, fight the system. The operators are watching — and the directives are getting harder to follow.
- 2

Cosmic Mart
Single-player alternative to Rogue Sentry — playable solo, no multiplayer required. Shares Action and Indie with Rogue Sentry.
Step into Cosmic Mart, the space supermarket where the deal of the day is certain death. Wipe out the relentless alien infestation devouring the facility in this frantic action roguelike. Choose your mercenary and survive long enough to reach the sixth floor.
- 3

In The Valley of Death -Prologue-
Single-player alternative to Rogue Sentry — playable solo, no multiplayer required. Shares Action and Indie with Rogue Sentry.
In the Valley of Death is a color-based hack and slash twin-stick shooter, where the player controls Red and Blue as they dash, slash, and shoot their way through challenging levels as they attempt to make it to the Valley of Death.
- 4

Re-Loaded
Single-player alternative to Rogue Sentry — playable solo, no multiplayer required. Shares Action with Rogue Sentry.
Introducing the roll call of shame as Mamma, Bounca, Butch, Cap'n Hands, Sister Magpie and The Consumer blast their way through six huge blood soaked worlds to inflict brutal revenge on the supremely evil C.H.E.B.
- 5

∀stralbringer -Shaded Arkarium-
Single-player alternative to Rogue Sentry — playable solo, no multiplayer required. Shares Action and Indie with Rogue Sentry.
Shoot 'em up has reached a new frontier! 2D bullet-hell sci-fi action shooter with mouse control and multiple buttons!
- 6

Circuit Breakers
Single-player alternative to Rogue Sentry — playable solo, no multiplayer required. Shares Action with Rogue Sentry.
Talented and ferocious weapon experts needed to eliminate a dangerous mechanical menace that threatens the existence of humanity. Up to six positions available. Benefits include traveling the world to eliminate robots.
- 7

ISPELL
Single-player alternative to Rogue Sentry — playable solo, no multiplayer required. Shares Action and Indie with Rogue Sentry.
ISPELL is a shoot'em up & bullet hell game where you take on the role of a nameless android who wanders through the dying worlds. Use various weapons and dodge enemy bullets, as well as challenge powerful creatures.
- 8

Nex Machina
Single-player alternative to Rogue Sentry — playable solo, no multiplayer required. Shares Action and Indie with Rogue Sentry.
Nex Machina is an intense arcade style twin-stick shooter from Housemarque. Taking hints from both Robotron and Smash TV, Nex Machina focuses on pure action, voxel destruction and competition in the distant, cablepunk themed future.