Most Played Boss Rush Games on Steam

Take a look at the top boss rush games that are currently attracting the largest player bases on the Steam platform, as of July 31st 2025. Want to explore even more boss rush titles available on Steam? Explore the complete list of the best boss rush games.

Lists & Categories

1. NanoApostle

NanoApostle is a dark sci-fi boss rush action game featuring intense reaction-based combat and the unique "Destruction Point" system. Play as Anita, a child augmented with lethal nanomachines, as she battles against twisted cybernetic experiments to escape a top-secret facility. NanoApostle is a game developed and published by . Released on September 12th 2024 has received 849 reviews of which 809 were positive and 40 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #1 spot among the most played boss rush games.
8.9
809
40

3
players

2. Perennial Order

Perennial Order is a 2D plant horror boss rush with challenging one-hit-death combat. Set in an atmospheric Dark Age world plagued by nature-infested horrors, explore a lore-filled and eldritch land alone or in two player co-op, all in a realistic painterly style. Perennial Order is a game developed and published by . Released on September 05th 2024 has received 554 reviews of which 515 were positive and 39 were negative resulting in a rating of 8.7 out of 10. The game currently holds the #2 spot among the most played boss rush games.
8.7
515
39

3
players