Games like Descension
Games like Descension include Fallout 4, BioShock Infinite, Half-Life 2, Metro Exodus, and Far Cry 3. We matched them by the tags players give Descension on Steam (Action, Adventure, Arcade, Shooter, and Exploration): closest matches first, and among equally close ones the better-known games.

Fallout 4
Shared: Adventure · Exploration · Shooter

BioShock Infinite
Shared: Action · Shooter · FPS

Half-Life 2
Shared: Action · FPS · Shooter

Metro Exodus
Shared: FPS · Action · Adventure

Far Cry 3
Shared: Action · Adventure · FPS

Far Cry® 4
Shared: Action · Adventure · FPS

Borderlands 2
Shared: Action · Shooter · FPS

Far Cry® 6
Shared: Action · FPS · Shooter

S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition
Shared: FPS · Shooter · Exploration

PUBG: BATTLEGROUNDS
Shared: Shooter · Action · FPS

Black Mesa
Shared: Action · FPS · Shooter

Far Cry® 5
Shared: Shooter · FPS · Exploration

S.T.A.L.K.E.R.: Shadow of Chornobyl - Enhanced Edition
Shared: Action · Adventure · Shooter

Escape From Duckov
Shared: Action · Adventure · Shooter

METRO Last Light Redux
Shared: Action · FPS · Shooter

METRO 2033 Redux
Shared: Action · FPS · Shooter

Grand Theft Auto V Legacy
Shared: Action · Adventure · Shooter

Far Cry® 2
Shared: Action · Shooter · FPS

Serious Sam: Siberian Mayhem
Shared: Action · Adventure · Shooter

Echo Point Nova
Shared: Shooter · Action · FPS

Atomic Heart
Shared: Adventure · Action · FPS

Deep Rock Galactic
Shared: FPS · Shooter · Exploration

Far Cry® Primal
Shared: Action · Adventure · First-Person

BioShock™ Remastered
Shared: FPS · Action · Shooter