Single-player games like SUFFER 2
Below are 10 single-player Steam games similar to SUFFER 2, 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 SUFFER 2 page.
Ranked picks
- 1

CULTIC
Single-player alternative to SUFFER 2 — playable solo, no multiplayer required. Shares Action and Indie with SUFFER 2.
Death is only the beginning. Crawl from your grave and gear up to fight your way through the ranks of a mysterious and twisted cult. You, your guns, and your dynamite will have to shoot, slide, blast, duck, dodge, and maybe throw a gib or two to survive in this old-school-inspired shooter.
- 2

HROT
Single-player alternative to SUFFER 2 — playable solo, no multiplayer required. Shares Action and Indie with SUFFER 2.
HROT is a single-player retro FPS set in a small socialist country neighboring Soviet Union (Czechoslovakia) after an unspecified disaster in 1986. Those times were dark and terrifying and so is the game.
- 3

Warhammer 40,000: Boltgun
Single-player alternative to SUFFER 2 — playable solo, no multiplayer required. Shares Action and Indie with SUFFER 2.
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.
- 4

Ion Fury
Single-player alternative to SUFFER 2 — playable solo, no multiplayer required. Shares Action and Indie with SUFFER 2.
3D Realms, creators of Duke Nukem 3D, Prey, and Max Payne, team up with Voidpoint to bring back the legendary Build Engine, famous for classic shooters like Duke Nukem 3D, Shadow Warrior, and Blood. Fast-paced FPS combat across huge, secret-packed levels. Ion Fury is the real deal!
- 5

WRATH: Aeon of Ruin
Single-player alternative to SUFFER 2 — playable solo, no multiplayer required. Shares Action with SUFFER 2.
Blast, slice and shred through your enemies in this hardcore FPS inspired by the icons of the '90s, powered by the legendary Quake-1 Tech. Taking place in a realm left to rot, take up arms, unearth long-forgotten secrets and hunt down the Guardians of the Old World.
- 6

DOOM II
Single-player alternative to SUFFER 2 — playable solo, no multiplayer required. Shares Action with SUFFER 2.
Hell has invaded Earth, and to save it, you must battle mightier demons with even more powerful weapons. This beloved sequel to the groundbreaking DOOM (1993) introduced players to the brutal Super Shotgun, the infamous Icon of Sin boss, and more intense FPS action.
- 7

Shadow Warrior
Single-player alternative to SUFFER 2 — playable solo, no multiplayer required. Shares Action with SUFFER 2.
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.
- 8

Dread Templar
Single-player alternative to SUFFER 2 — playable solo, no multiplayer required. Shares Action and Indie with SUFFER 2.
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!
- 9

SUFFER
Single-player alternative to SUFFER 2 — playable solo, no multiplayer required. Shares Action and Indie with SUFFER 2.
SUFFER is a brutally difficult retro-styled first person shooter! Become the Spirit of Anarchy and take on the police state in this horror-punk twist on classic PC gaming.
- 10

Cyborg Ninja vs. The Third Reich
Single-player alternative to SUFFER 2 — playable solo, no multiplayer required. Shares Action and Indie with SUFFER 2.
Cyborg Ninja vs. The Third Reich is a 2D action platforming game! Become a Cyborg Ninja and destroy the Nazi menace in this throwback to the 16 bit side scrolling glory days!