Games like Rusty's Adventure
Games like Rusty's Adventure include Portal 2, Psychonauts, Sonic Forces, Pumpkin Jack, and Crash Bandicoot™ N. Sane Trilogy. We matched them by the tags players give Rusty's Adventure on Steam (Action, Adventure, Platformer, 3D Platformer, and Funny): closest matches first, and among equally close ones the better-known games.

Portal 2
Shared: Platformer · Singleplayer · Funny

Psychonauts
Shared: Platformer · Adventure · Action

Sonic Forces
Shared: Adventure · Action · 3D Platformer

Pumpkin Jack
Shared: Action · Adventure · 3D Platformer

Crash Bandicoot™ N. Sane Trilogy
Shared: 3D Platformer · Platformer · Adventure

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: Adventure · Action · 3D Platformer

A Hat in Time
Shared: 3D Platformer · Adventure · Funny

Ratchet & Clank: Rift Apart
Shared: Adventure · 3D Platformer · Action

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

TY the Tasmanian Tiger
Shared: Action · 3D Platformer · Platformer

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

Psychonauts 2
Shared: 3D Platformer · Adventure · Singleplayer

Sonic Frontiers
Shared: Adventure · Action · 3D Platformer

Ori and the Will of the Wisps
Shared: Platformer · Action · Adventure

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

Yooka-Laylee
Shared: Adventure · 3D Platformer · Platformer

Dust: An Elysian Tail
Shared: Action · Platformer · Adventure

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

Dungeon Munchies
Shared: Action · Adventure · Indie

Hollow Knight
Shared: Platformer · Adventure · Singleplayer

Sonic Lost World
Shared: Adventure · Platformer · 3D Platformer

Chained Together
Shared: Adventure · Platformer · Funny

Get To Work
Shared: Adventure · Funny · 3D Platformer

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