Games like Rubble
Games like Rubble include Portal 2, Portal, Neon White, SEUM: Speedrunners from Hell, and Clustertruck. We matched them by the tags players give Rubble on Steam (Destruction, Precision Platformer, 3D Platformer, FPS, and Puzzle Platformer): closest matches first, and among equally close ones the better-known games.

Portal 2
Shared: Puzzle · Puzzle Platformer · Platformer

Portal
Shared: 3D Platformer · Puzzle Platformer · Puzzle

Neon White
Shared: 3D Platformer · FPS · Action

SEUM: Speedrunners from Hell
Shared: Precision Platformer · 3D Platformer · Parkour

Clustertruck
Shared: 3D Platformer · Action · Parkour

Mirror's Edge™ Catalyst
Shared: 3D Platformer · Parkour · Runner

DeadCore
Shared: FPS · Action · Platformer

Severed Steel
Shared: FPS · Destruction · Action

Supraland
Shared: Puzzle Platformer · FPS · 3D Platformer

White Knuckle
Shared: 3D Platformer · Precision Platformer · Parkour

THE FINALS
Shared: Destruction · FPS · Action

Cyber Hook
Shared: 3D Platformer · Action · Parkour

Mirror's Edge™
Shared: 3D Platformer · Parkour · First-Person

Teardown
Shared: Destruction · Physics · First-Person

Battlefield™ 1
Shared: FPS · Action · Destruction

Titanfall® 2
Shared: FPS · Action · Parkour

Refunct
Shared: 3D Platformer · Puzzle Platformer · Parkour

Battlefield™ 2042
Shared: FPS · Action · First-Person

SUPERHOT
Shared: FPS · Action · Puzzle

A Story About My Uncle
Shared: 3D Platformer · Parkour · First-Person

BattleBit Remastered
Shared: FPS · Destruction · Action

Half-Life 2
Shared: FPS · Action · First-Person

Hot Lava
Shared: Precision Platformer · 3D Platformer · Parkour

The Ball
Shared: 3D Platformer · Puzzle Platformer · Action