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

Shape Shifter: Formations
Single-player alternative to Eldritch Exterminators — playable solo, no multiplayer required. Shares Action and RPG with Eldritch Exterminators.
Shape Shifter: Formations is an action twin-stick shooter with rogue-lite elements, where you must destroy hordes of geometric enemies alone or with a friend. Select your ship and combine a large variety of weapons, abilities and infinitely stacking upgrades to craft your own unique build.
- 2

Combat Complex
Single-player alternative to Eldritch Exterminators — playable solo, no multiplayer required. Shares Action and RPG with Eldritch Exterminators.
A fast-paced ARPG / roguelike hybrid with lasers, alien bugs, WASD / twin-stick controls, random loot, and procedurally-generated levels. Wield legendary weapons, unlock devastating skills, create overpowered builds – and turn your enemies' attacks against them. Try the free demo!
- 3

Sharded World
Single-player alternative to Eldritch Exterminators — playable solo, no multiplayer required. Shares Action and RPG with Eldritch Exterminators.
Sharded World is a reversed bullet hell, rogue-lite, ARPG game combining simple gameplay and great rpg progression. Each level has its own unique features and challenges. Upgradable characters, weapons and orbs. Challenges, daily quests, and leaderboards. Fight, get stronger and defeat the Lich!
- 4

Earl vs. the Mutants
Single-player alternative to Eldritch Exterminators — playable solo, no multiplayer required. Shares Action and RPG with Eldritch Exterminators.
Save humanity in a mutant-ridden apocalypse! Dive headfirst into Earl vs. the Mutants, a high-octane top-down survival action-roguelite set in the aftermath of a nuclear apocalypse.
- 5

ARRIVAL: ZERO EARTH
Single-player alternative to Eldritch Exterminators — playable solo, no multiplayer required. Shares Action and RPG with Eldritch Exterminators.
Fight giant War of the Worlds -style aliens invading Finland during a Winter in the 90's. Build an army of local townspeople in this chaotic semi-autobattler roguelike. Navigate through different biomes to obliterate the aliens from cosmic dimensions.
- 6

Survivors of the Dawn
Single-player alternative to Eldritch Exterminators — playable solo, no multiplayer required. Shares Action and RPG with Eldritch Exterminators.
A roguelite horde-survival bullet heaven with QUINTILLIONS of bullets over QUINTILLIONS of hordes. Mix weapons with items, modify, control chaos at terminals and break through tightening waves.
- 7

NIMRODS
Single-player alternative to Eldritch Exterminators — playable solo, no multiplayer required. Shares Action and RPG with Eldritch Exterminators.
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!
- 8

Time Wasters
Single-player alternative to Eldritch Exterminators — playable solo, no multiplayer required. Shares Action and RPG with Eldritch Exterminators.
Time Wasters is a space shooter bullet heaven roguelite. Equip and upgrade weapons, destroy swarms of enemies, and collect Time & Space Cubes to bend the timeline to your advantage.