Games like Unification
Games like Unification include Neon White, Downwell, White Knuckle, Crab Champions, and Skul: The Hero Slayer. We matched them by the tags players give Unification on Steam (Action Roguelike, Precision Platformer, Action, 3D Platformer, and Puzzle Platformer): closest matches first, and among equally close ones the better-known games.
Neon White
Shared: 3D Platformer · Action · Parkour
Downwell
Shared: Precision Platformer · Action Roguelike · Action
White Knuckle
Shared: 3D Platformer · Parkour · Precision Platformer
Crab Champions
Shared: Action Roguelike · Arcade · Action
Skul: The Hero Slayer
Shared: Action Roguelike · Action · Indie
Gorilla Tag
Shared: VR · Parkour · 3D Platformer
Only Climb: Better Together
Shared: Precision Platformer · 3D Platformer · Platformer
Haste
Shared: 3D Platformer · Action · Parkour
SEUM: Speedrunners from Hell
Shared: Precision Platformer · 3D Platformer · Parkour
Portal 2
Shared: Platformer · Puzzle Platformer · 3D Platformer
Spelunky
Shared: Action Roguelike · Platformer · Roguelike
Refunct
Shared: 3D Platformer · Parkour · Puzzle Platformer
BALL x PIT
Shared: Action · Action Roguelike · Shoot 'Em Up
Risk of Rain 2
Shared: Action Roguelike · Action · Roguelike
Megabonk
Shared: Action Roguelike · Action · Roguelike
Rogue Legacy
Shared: Action Roguelike · Action · Platformer
Phantom Abyss
Shared: Action Roguelike · Action · 3D Platformer
Nova Drift
Shared: Action Roguelike · Shoot 'Em Up · Arcade
Risk of Rain (2013)
Shared: Action Roguelike · Action · Platformer
Bomb Rush Cyberfunk
Shared: Action · 3D Platformer · Parkour
Tomb Raider IV-VI Remastered
Shared: Action · 3D Platformer · Precision Platformer
Portal
Shared: Puzzle Platformer · 3D Platformer · Action
The Binding of Isaac
Shared: Action Roguelike · Action · Roguelike
Hot Lava
Shared: Precision Platformer · 3D Platformer · Parkour