Single-player games like High On Life 2
Below are 9 single-player Steam games similar to High On Life 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 High On Life 2 page.
Ranked picks
- 1

High On Life
Single-player alternative to High On Life 2 — playable solo, no multiplayer required. Shares Action and Adventure with High On Life 2.
HIGH ON KNIFE DLC OUT NOW!! - Humanity is being threatened by an alien cartel who wants to use them as drugs. It’s up to you to rescue and partner with charismatic, talking guns, take down Garmantuous and his gang, and save the world!
- 2

Halo: Campaign Evolved
Single-player alternative to High On Life 2 — playable solo, no multiplayer required. Shares Action and Adventure with High On Life 2.
Halo: Campaign Evolved is a faithful yet modernized remake of Halo: Combat Evolved’s campaign, rebuilt from the ground up.
- 3

Half-Life 2
Single-player alternative to High On Life 2 — playable solo, no multiplayer required. Shares Action with High On Life 2.
Reawakened from stasis in the occupied metropolis of City 17, Gordon Freeman is joined by Alyx Vance as he leads a desperate human resistance. Experience the landmark first-person shooter packed with immersive world-building, boundary-pushing physics, and exhilarating combat.
- 4

Sanctum 2
Single-player alternative to High On Life 2 — playable solo, no multiplayer required. Shares Action with High On Life 2.
Sanctum 2 is the sequel to the world’s first Tower Defense/FPS hybrid game. Pick from four unique character classes and embark on a mission to protect the oxygen-producing Cores from hordes of deadly aliens who are threatened by their existence.
- 5

Deep Rock Galactic
Single-player alternative to High On Life 2 — playable solo, no multiplayer required. Shares Action with High On Life 2.
Deep Rock Galactic is a 1-4 player co-op FPS featuring dwarven space miners, procedurally-generated destructible environments, and endless hordes of alien monsters. Explore cave systems, mine for minerals, and work together to survive!
- 6

Dead Space™ 2
Single-player alternative to High On Life 2 — playable solo, no multiplayer required. Shares Action and Adventure with High On Life 2.
Three years after the Necromorph infestation aboard the USS Ishimura, Isaac Clarke awakens from a coma, confused, disoriented, and on a space station called The Sprawl. Explore this world and its zero-g environments to discover the truth about the Unitology and its role in the Necromorph epidemic.
- 7

Marvel's Guardians of the Galaxy
Single-player alternative to High On Life 2 — playable solo, no multiplayer required. Shares Action and Adventure with High On Life 2.
Fire up a wild ride across the cosmos with a fresh take on Marvel’s Guardians of the Galaxy. In this action-adventure game, you are Star-Lord leading the unpredictable Guardians from one explosion of chaos to the next. You got this. Probably.
- 8

POSTAL 2
Single-player alternative to High On Life 2 — playable solo, no multiplayer required. Shares Action and Adventure with High On Life 2.
Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?
- 9

Trover Saves the Universe
Single-player alternative to High On Life 2 — playable solo, no multiplayer required. Shares Action and Adventure with High On Life 2.
From Squanch Games comes Trover Saves the Universe. Your pups are missing. The cosmos is at stake. Only you and Trover can save everything in this bizarre comedy adventure!