Games like Selection Process
Games like Selection Process include Broforce, My Friend Pedro, Grand Theft Auto V Legacy, Pikuniku, and Psychonauts. We matched them by the tags players give Selection Process on Steam (Action, Casual, Adventure, Arcade, and Shooter): closest matches first, and among equally close ones the better-known games.

Broforce
Shared: Action · Platformer · Shooter

My Friend Pedro
Shared: Action · Shooter · Indie

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

Pikuniku
Shared: Casual · Adventure · Action

Psychonauts
Shared: Adventure · Action · Platformer

Rogue Legacy 2
Shared: Action · Arcade · Platformer

Call of Juarez: Gunslinger
Shared: Action · Shooter · Adventure

No Time To Explain Remastered
Shared: Action · Adventure · Casual

BEEP
Shared: Adventure · Platformer · Action

Gang Beasts
Shared: Action · Casual · Funny

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: Action · Adventure · Casual

SUPERHOT
Shared: Action · Shooter · Indie

Chained Together
Shared: Adventure · Casual · Platformer

Thank Goodness You're Here!
Shared: Adventure · Casual · Funny

Borderlands 2
Shared: Action · Shooter · Funny

Blood and Bacon
Shared: Action · Shooter · Funny

Exit the Gungeon
Shared: Action · Arcade · Adventure

Baby Steps
Shared: Action · Adventure · Casual

Goat Simulator
Shared: Casual · Funny · Action

Crab Champions
Shared: Arcade · Casual · 3D

Just Cause™ 3
Shared: Action · Adventure · Shooter

ALTF4
Shared: Action · Runner · Arcade

Tomb Raider Game of the Year
Shared: Action · Adventure · Shooter

Haste
Shared: Action · Adventure · Runner