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

Witchtower: Spell Siege
Single-player alternative to Beast Bastion — playable solo, no multiplayer required. Shares Action and Strategy with Beast Bastion.
Hand-aim artillery spells, blast a gothic horde into fully simulated pixel gore, and draft 200+ upgrade cards between waves to defend your witchtower. A fast 2D roguelite tower defense. Play solo or in local co-op.
- 2

Withering Age
Single-player alternative to Beast Bastion — playable solo, no multiplayer required. Shares Strategy and Indie with Beast Bastion.
Withering Age is a real-time strategy roguelike set in a dark fantasy, medieval world brimming with magic, danger, and decay. Build and expand your kingdom, train loyal troops and mighty champions, and defend your lands against relentless hordes.
- 3

Pattern Survivors: Bullet Hell — Create Chaos
Single-player alternative to Beast Bastion — playable solo, no multiplayer required. Shares Action and Strategy with Beast Bastion.
“Pattern Survivors: Bullet Hell” — a dynamic roguelike where you design your own attack patterns and defend your tower against endless waves of enemies. Upgrade, modify, and adapt your strategy in real time — can you survive the chaos of patterns?
- 4

Chthonian TD
Single-player alternative to Beast Bastion — playable solo, no multiplayer required. Shares Action and Strategy with Beast Bastion.
Fast-paced co-op action roguelite × tower defense. Fight escalating waves, risk resources in a dangerous mine, defeat the boss - then see how long you survive in Endless.
- 5

Miner Survivor
Single-player alternative to Beast Bastion — playable solo, no multiplayer required. Shares Action and Strategy with Beast Bastion.
Mine. Build. Survive. Now fight your friends. A fast 2D survivor game where you dig gold, build towers and drones, fight monster hordes, and now duel other players in 1v1 online PvP. Free demo available.
- 6

Rogue 'n' Roll: Dice of Fate
Single-player alternative to Beast Bastion — playable solo, no multiplayer required. Shares Action and Strategy with Beast Bastion.
A dark dice-based roguelike where every roll shapes your fate. Build powerful dice synergies, collect relics, and survive brutal turn-based battles in a world ruled by chance.
- 7

Sivers
Single-player alternative to Beast Bastion — playable solo, no multiplayer required. Shares Action and Strategy with Beast Bastion.
Sivers is an RPG-roguelike with a unique style, where waves of enemies test your strategy. Use spells and build defenses, develop your hero, and fight bosses and varied foes. Victory on the first try is unlikely — every attempt brings you closer to success!
- 8

Dark Sorcery
Single-player alternative to Beast Bastion — playable solo, no multiplayer required. Shares Action and Indie with Beast Bastion.
Dark Sorcery is a dark fantasy roguelite where you battle endless hordes, unlock powerful upgrades, and create devastating builds. Master movement, teleportation, and strategy to survive increasingly dangerous enemy waves.