Games like Kaz's Adventure
Games like Kaz's Adventure include Trine Enchanted Edition, Webbed, Trine 2: Complete Story, Sonic Superstars, and Trine 5: A Clockwork Conspiracy. We matched them by the tags players give Kaz's Adventure on Steam (Adventure, Casual, Action-Adventure, Platformer, and 2D Platformer): closest matches first, and among equally close ones the better-known games.

Trine Enchanted Edition
Shared: Action-Adventure · Puzzle Platformer · 2D Platformer

Webbed
Shared: 2D Platformer · Puzzle Platformer · Cute

Trine 2: Complete Story
Shared: Action-Adventure · Platformer · Puzzle Platformer

Sonic Superstars
Shared: Adventure · Platformer · Casual

Trine 5: A Clockwork Conspiracy
Shared: Adventure · Platformer · Action-Adventure

Chained Together
Shared: Adventure · Casual · Platformer

SANABI
Shared: Adventure · 2D Platformer · Action-Adventure

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

LIMBO
Shared: Puzzle Platformer · Platformer · Adventure

Planet of Lana
Shared: Puzzle Platformer · 2D Platformer · Adventure

Pikuniku
Shared: Adventure · Casual · Cute

The Darkest Tales — Into the Nightmare
Shared: Adventure · Action-Adventure · Platformer

Celeste
Shared: Platformer · 2D Platformer · Adventure

GRIS
Shared: Adventure · Platformer · Atmospheric

Neva
Shared: Adventure · Platformer · Atmospheric

The Plucky Squire
Shared: Adventure · Action-Adventure · 2D Platformer

Owlboy
Shared: Adventure · Platformer · 2D

Laughing to Die
Shared: Adventure · Casual · Platformer

Hollow Knight
Shared: Platformer · 2D · Adventure

BOKURA: planet
Shared: Adventure · Casual · Action-Adventure

Moss VR
Shared: Adventure · Action-Adventure · Casual

Nihilumbra
Shared: Adventure · Platformer · Casual

Portal 2
Shared: Platformer · Puzzle Platformer · Action-Adventure

Sonic Origins
Shared: Adventure · 2D Platformer · Platformer