Free games like Warhammer 40,000: Gladius - Relics of War
Below are 9 free-to-play Steam games similar to Warhammer 40,000: Gladius - Relics of War, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Warhammer 40,000: Gladius - Relics of War page.
Ranked picks
- 1

Counter-Strike:Global Offensive
Free-to-play alternative to Warhammer 40,000: Gladius - Relics of War — no purchase or trial window.
Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).
- 2

Grimm's Hollow
Free-to-play alternative to Warhammer 40,000: Gladius - Relics of War — no purchase or trial window.
A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.
- 3

The Lab
Free-to-play alternative to Warhammer 40,000: Gladius - Relics of War — no purchase or trial window.
Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!
- 4

Cube Escape: Paradox
Free-to-play alternative to Warhammer 40,000: Gladius - Relics of War — no purchase or trial window.
The tenth Cube Escape follows the story of detective Dale Vandermeer who finds himself trapped in two different universes and needs to escape. Cube Escape: Paradox will be released together with the accompanying Paradox: A Rusty Lake Film.
- 5

Landfall Archives
Free-to-play alternative to Warhammer 40,000: Gladius - Relics of War — no purchase or trial window. Shares Strategy with Warhammer 40,000: Gladius - Relics of War.
Break into the Landfall Archives to steal and play previously unreleased games, demos, interactive slide shows, and even an unreleased version of Totally Accurate Battle Simulator from 2017!
- 6

Die in the Dungeon: Origins
Free-to-play alternative to Warhammer 40,000: Gladius - Relics of War — no purchase or trial window. Shares Strategy with Warhammer 40,000: Gladius - Relics of War.
Fight your way through a mysterious dungeon in this deck-building, turn-based roguelike game where you don't use cards, but DICE! Deal with enemies by combining dice on your board, boost their effects with magical relics, and discover the story behind Die in the Dungeon!
- 7

Epic Battle Fantasy 3
Free-to-play alternative to Warhammer 40,000: Gladius - Relics of War — no purchase or trial window.
Epic Battle Fantasy 3 is a silly turn-based JRPG, full of useless NPCs, rabid cats, childish humor, unreasonably large weapons, anime boobs, and other nonsense. And it's totally free!
- 8

Jigsaw Puzzle Dreams
Free-to-play alternative to Warhammer 40,000: Gladius - Relics of War — no purchase or trial window.
Beautiful Multiplayer Jigsaw Puzzle game where you can design the room you play in!
- 9

Demise of Nations
Free-to-play alternative to Warhammer 40,000: Gladius - Relics of War — no purchase or trial window. Shares Strategy with Warhammer 40,000: Gladius - Relics of War.
Demise of Nations is a 4X turn-based grand strategy wargame covering the rise of Rome till the fall of modern civilization.