Games like Deformed
Games like Deformed include Warframe, Witchfire, Deep Rock Galactic, Escape From Duckov, and PUBG: BATTLEGROUNDS. We matched them by the tags players give Deformed on Steam (Exploration, FPS, Looter Shooter, Third-Person Shooter, and Souls-like): closest matches first, and among equally close ones the better-known games.

Warframe
Shared: Looter Shooter · Third-Person Shooter · Action RPG

Witchfire
Shared: FPS · Roguelite · Exploration

Deep Rock Galactic
Shared: FPS · Exploration · PvE

Escape From Duckov
Shared: Looter Shooter · Exploration · Third-Person Shooter

PUBG: BATTLEGROUNDS
Shared: FPS · Third-Person Shooter · Shooter

Destiny 2
Shared: Looter Shooter · FPS · PvE

The First Descendant
Shared: Looter Shooter · Third-Person Shooter · Shooter

Deadzone: Rogue
Shared: FPS · Looter Shooter · Roguelite

Borderlands 4
Shared: FPS · Looter Shooter · PvE

Jump Space
Shared: FPS · PvE · Exploration

Aimlabs
Shared: FPS · Third-Person Shooter · Shooter

Gunfire Reborn
Shared: FPS · Roguelite · Looter Shooter

Tomb Raider Game of the Year
Shared: Exploration · Third-Person Shooter · Female Protagonist

Fallout 4
Shared: Exploration · FPS · Shooter

Borderlands 2
Shared: Looter Shooter · FPS · Shooter

PAYDAY 2
Shared: FPS · Looter Shooter · Action

Risk of Rain 2
Shared: Third-Person Shooter · Looter Shooter · Roguelite

Bright Memory
Shared: FPS · Souls-like · Shooter

Far Cry® 6
Shared: FPS · Exploration · Shooter

WUCHANG: Fallen Feathers
Shared: Souls-like · Exploration · Action RPG

REMNANT II®
Shared: Souls-like · Third-Person Shooter · Shooter

HELLDIVERS™ 2
Shared: Third-Person Shooter · PvE · Shooter

EVERSPACE™ 2
Shared: Exploration · Looter Shooter · Shooter

Tom Clancy’s The Division® 2
Shared: Looter Shooter · Third-Person Shooter · Shooter