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

Novi Blaster
Single-player alternative to Rocky Mayhem — playable solo, no multiplayer required. Shares Action and Indie with Rocky Mayhem.
Bullet Hell or Heaven? A rogue-like where you upgrade yourself and your enemies. Strategize around your build choices and dominate the battlefields of Novi Blaster.
- 2

PARA♰BELLUM ~ 魔弹帕菈
Single-player alternative to Rocky Mayhem — playable solo, no multiplayer required. Shares Action and Indie with Rocky Mayhem.
Necromancer's army is gathering! But he can't afford Necronomicon Prime so his army can only use free medieval equipment set... We believe that one battle sister can solve them well. Go Forth, Sister Para, Blast your enemy in this survivor-like shooter game!
- 3

Void Scrappers
Single-player alternative to Rocky Mayhem — playable solo, no multiplayer required. Shares Action with Rocky Mayhem.
Blast hordes of alien ships into junk. Collect the scrap to upgrade your ship into an unstoppable force of destruction. Unlock new characters and weapons and upgrade your stats between runs.
- 4

NIMRODS
Single-player alternative to Rocky Mayhem — playable solo, no multiplayer required. Shares Action and Indie with Rocky Mayhem.
Assemble a limitless arsenal in this survive-em-up roguelite shooter. As a Gun Manufacturer's testing force, your mission is simple: test the latest gun tech and scavenge alien planets. Collect insane weapon parts to invent crazy guns that slay thousands. You may not survive, but your guns will!
- 5

Larva Mortus
Single-player alternative to Rocky Mayhem — playable solo, no multiplayer required. Shares Action and Indie with Rocky Mayhem.
Larva Mortus is a fast-paced hack and slash top-down shooter. As an agent specializing in exorcism, you are tasked to hunt monsters of the supernatural in a dark, ominous, and randomly generated atmosphere full of undead, terrifying and demonic nightmares.
- 6

Stellar Interface
Single-player alternative to Rocky Mayhem — playable solo, no multiplayer required. Shares Action and Indie with Rocky Mayhem.
Run through the universe in this rogue-like-ish space-shooter. Discover the numerous perks/consumables and their synergistic effects. Explore the randomly-generated galaxy to find merchants, unlock spacecrafts, collect Cartridges and checkmark your kills of the various galactic overlords.
- 7

Steredenn: Binary Stars
Single-player alternative to Rocky Mayhem — playable solo, no multiplayer required. Shares Action and Indie with Rocky Mayhem.
Steredenn is a frenetic and chaotic space shooter, carved in big beautiful pixels, with insane boss battles. Embark in your ship and engage the fight against dreadful space pirates in a never-ending combat for your survival.
- 8

Space War: Infinity
Single-player alternative to Rocky Mayhem — playable solo, no multiplayer required. Shares Action and Indie with Rocky Mayhem.
Vertical semi-procedural shmup with upgrades, real-time enemy waves, and infinite replayability. Level up your ship, unlock 20+ weapons, defeat 5 bosses, and survive endless bullet-hell combat.