Games like MIR
Games like MIR include Ratchet & Clank: Rift Apart, Sonic Frontiers, Sonic Adventure 2, SONIC X SHADOW GENERATIONS, and Boson X. We matched them by the tags players give MIR on Steam (Action, Runner, Sci-fi, Minimalist, and 3D Platformer): closest matches first, and among equally close ones the better-known games.

Ratchet & Clank: Rift Apart
Shared: 3D Platformer · Action · Sci-fi

Sonic Frontiers
Shared: Action · 3D Platformer · Adventure

Sonic Adventure 2
Shared: Action · 3D Platformer · Platformer

SONIC X SHADOW GENERATIONS
Shared: Action · 3D Platformer · Platformer

Boson X
Shared: Action · Runner · Minimalist

Portal
Shared: 3D Platformer · Sci-fi · Action

Crash Bandicoot™ 4: It’s About Time
Shared: Action · 3D Platformer · Platformer

ALTF4
Shared: Runner · Action · 3D Platformer

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

Portal 2
Shared: Platformer · 3D Platformer · Action

Pumpkin Jack
Shared: Action · 3D Platformer · Colorful

Sonic Adventure DX
Shared: 3D Platformer · Action · Platformer

Tomb Raider Game of the Year
Shared: Action · Adventure · Third Person

Haste
Shared: Action · 3D Platformer · Runner

Warhammer 40,000: Space Marine 2
Shared: Action · Sci-fi · Third Person

Spark the Electric Jester 3
Shared: Action · 3D Platformer · 3D

STAR WARS Jedi: Survivor™
Shared: Action · Sci-fi · Third Person

Pseudoregalia
Shared: 3D Platformer · Platformer · 3D

Rise of the Tomb Raider™
Shared: Action · Adventure · Third Person

Kena: Bridge of Spirits
Shared: Action · 3D Platformer · Adventure

PRAGMATA
Shared: Action · Sci-fi · Adventure

Psychonauts
Shared: Action · Platformer · 3D Platformer

Spyro™ Reignited Trilogy
Shared: 3D Platformer · Action · Adventure

Solar Ash
Shared: Action · 3D Platformer · Platformer