Games like Halves
Games like Halves include Portal 2, Atomic Heart, VLADiK BRUTAL, Grimhook, and Ratchet & Clank: Rift Apart. We matched them by the tags players give Halves on Steam (Action, Adventure, Action-Adventure, Shooter, and Platformer): closest matches first, and among equally close ones the better-known games.

Portal 2
Shared: Platformer · Puzzle · Action-Adventure

Atomic Heart
Shared: Adventure · Action · Action-Adventure

VLADiK BRUTAL
Shared: Action · Shooter · Adventure

Grimhook
Shared: Action · Adventure · Action-Adventure

Ratchet & Clank: Rift Apart
Shared: Adventure · Action-Adventure · Action

Half-Life 2
Shared: Action · FPS · Shooter

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

BioShock Infinite
Shared: Action · Shooter · Adventure

Counter-Strike 2
Shared: Shooter · Action · FPS

Far Cry® 6
Shared: Action-Adventure · Action · Shooter

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

Tomb Raider: Underworld
Shared: Action · Adventure · Puzzle

Tomb Raider: Legend
Shared: Action · Adventure · Platformer

Crash Bandicoot™ 4: It’s About Time
Shared: Action · Adventure · Platformer

Rise of the Tomb Raider™
Shared: Action · Adventure · Action-Adventure

High On Life
Shared: Adventure · Action-Adventure · FPS

Neon White
Shared: Action · FPS · Platformer

PUBG: BATTLEGROUNDS
Shared: Shooter · Action · FPS

Far Cry® 5
Shared: Action-Adventure · Shooter · FPS

Apex Legends™
Shared: Shooter · Action · FPS

Black Mesa
Shared: Action · FPS · Shooter

Shadow Man Remastered
Shared: Action · Adventure · Action-Adventure

Sonic Frontiers
Shared: Adventure · Action · Action-Adventure

Pumpkin Jack
Shared: Action · Adventure · 3D Platformer