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

Jungle Defenders
Single-player alternative to Horde Arena — playable solo, no multiplayer required. Shares Action and Indie with Horde Arena.
Get ready for a wild third-person action journey where nature strikes back! In this explosive roguelike bullet hell, you play as fearless animals sworn to protect their forest from a relentless technological threat: invading robots set on exploiting natural resources and destroying the environment.
- 2

Mega Raiders
Single-player alternative to Horde Arena — playable solo, no multiplayer required. Shares Action and Indie with Horde Arena.
Fight thousands of enemies alongside your friends, grow stronger together, and unlock new characters and weapons. Craft powerful ultimates to destroy bosses or save a fallen friend. Customize your skill tree to match your playstyle, and survive endless hordes with countless build combinations.
- 3

Assembly Run
Single-player alternative to Horde Arena — playable solo, no multiplayer required. Shares Action and Indie with Horde Arena.
Blast through a miniature toy world alone or with up to three friends in a high-speed roguelike shooter. Snap bizarre attachments onto your weapon, master fluid movement, and stack loot until your build becomes unstoppable.
- 4

Combat Master: Battle to DEATH
Single-player alternative to Horde Arena — playable solo, no multiplayer required. Shares Action with Horde Arena.
Combat Master: Battle to DEATH is a roguelite game with souls-like combat. Battle against hordes of various dark fantasy monsters and try to survive as long as possible. The game fully focuses on combat, pick a class from 6 different classes and start SMASHING!
- 5

Total Backfire
Single-player alternative to Horde Arena — playable solo, no multiplayer required. Shares Action and Indie with Horde Arena.
A co-op third-person action roguelite where every run drops you into a different action movie. Build powerful loadouts, battle aliens, zombies, and colossal bosses, and fight through cinematic biomes inspired by iconic '90s action blockbusters.
- 6

Sera Dion: Survivor
Single-player alternative to Horde Arena — playable solo, no multiplayer required. Shares Action and Indie with Horde Arena.
Play Sera Dion: Survivor, a hack-and-slash roguelike game. Fight for survival by slaying thousands of monsters, creating your own skill combinations, and facing powerful bosses. Play alone or with friends and challenge yourself for a thrilling experience.
- 7

The Eyes of Ouros
Single-player alternative to Horde Arena — playable solo, no multiplayer required. Shares Action with Horde Arena.
An infinitely generating third person shooter Rougelite. Experience the end of the world through various survivors with unique abilities. Explore and loot the underground as you go deeper to escape the hell on the surface. Try to go as deep underground as possible.
- 8

Voidwood
Single-player alternative to Horde Arena — playable solo, no multiplayer required. Shares Action and Indie with Horde Arena.
Voidwood is a 1-4 player co-op survival horror game, where your voice can save your friends or give them all away. By day, you scavenge an inviting, cursed forest. By night, you survive the hunt. Push your luck, go deeper, and speak carefully. The forest is listening.