Single-player games like Eradicator
Below are 14 single-player Steam games similar to Eradicator, 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 Eradicator page.
Ranked picks
- 1

Rise of the Triad: Dark War
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
You are part of an elite group of operatives called HUNT (High-risk United Nations Taskforce), and you must stop a maniac cult leader from killing millions of people. You are equipped with high-tech weaponry and magical instruments that defy description to invade the monastery and stop the madness.
- 2

Blood: Refreshed Supply™
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
Things are about to get… bloody! Soak up 42 pulse-pounding levels dripping with Lovecraftian atmosphere as you battle your way through armies of sycophantic cultists, zombies, gargoyles, hell hounds, and other insatiable horrors, in your quest to defeat the loathsome Tchernobog.
- 3

HeXen II
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
The Four Horsemen of the Apocalypse lurk in the shadows before you. They are Death, Pestilence, Famine, and War. They are the root of all that is evil, but the least of your worries. The last of the three Serpent Riders yet lives.
- 4

The Apogee Throwback Pack
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
The Apogee Throwback Pack is a collection of four classic Apogee Software titles all in one kick ass package. Blast your way across the galaxy as British Special Agent Blake Stone in "Aliens of Gold" and "Planet Strike", then take on an ancient evil menace as the H.U.N.T in "Rise of the Triad".
- 5

Strife: Veteran Edition
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
Hailed as the original FPS-RPG game that spawned countless imitators, Strife: Veteran Edition is a love letter to the classic from 1996.
- 6

Dread Templar
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
Dread Templar is a fast-paced hardcore old-school FPS, combining classic 90s shooter and modern FPS elements. Unlock and combine dozens of weapon upgrades and skills, embrace the Dread Force and obliterate hordes of fiendish enemies. Become the scariest thing in hell and get your revenge!
- 7

Warhammer 40,000: Boltgun
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
Load up your Boltgun and unleash the awesome Space Marine arsenal to blast your way through an explosion of sprites, pixels and blood in a perfect blend of Warhammer 40,000, frenetic gameplay and the stylish visuals of 90’s retro shooters.
- 8

PO'ed: Definitive Edition
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
PO’ed is an adrenaline-pumping space shooter that features gameplay elements inspired by generational powerhouses DOOM and QUAKE. Play as a chef who crashlands on an alien planet infested with extraterrestrial foes. Using a menu of “household” weapons, PO’ed puts your wits and reflexes to the test.
- 9

Quake
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
Developed by the award-winning id Software, Quake® is the ground-breaking, original dark fantasy first-person shooter that inspires today’s retro-style FPS games. With Quake (Enhanced), experience the authentic, updated, and visually enhanced version of the original.
- 10

Shadow Warrior
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
Shadow Warrior is a bold reimagining of the classic 3D Realms’ shooter from independent developer Flying Wild Hog (Hard Reset) starring the legendary and quick-witted warrior Lo Wang.
- 11

DOOM
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
Now includes all three premium DLC packs (Unto the Evil, Hell Followed, and Bloodfall), maps, modes, and weapons, as well as all feature updates including Arcade Mode, Photo Mode, and the latest Update 6.66, which brings further multiplayer improvements as well as revamps multiplayer progression.
- 12

Hot Blood
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
Take down zombies as a deadly cutie in 3D low-poly style! Hot Blood is physics-based brawling fun inspired by action movies of the 80s & 90s.
- 13

The Train: Escape to Normandy
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
On the outskirts of Metz, a heavily armed train of the Third Reich sits ready to smuggle plundered artifacts to Berlin. You are a leader in the French Resistance. Your mission: capture the armored "war train" and successfully commandeer it through enemy lines for a rendezvous with the Allies.
- 14

Steel Thunder
Single-player alternative to Eradicator — playable solo, no multiplayer required. Shares Action with Eradicator.
Lead an elite tank crew in one of four frontline U.S. tanks of the Cold War era, including the M60A3, M48A5 Patton, M3 Bradley CFV, and the devastating M1A1 Abrams. Assume the roles of Commander, Driver, and Gunner in an indomitable war machine that rolls out of the west like steel thunder.