Games like Yosei Wars
Games like Yosei Wars include Celeste, Pizza Tower, Super Meat Boy, Webbed, and Katana ZERO. We matched them by the tags players give Yosei Wars on Steam (Action, Platformer, Puzzle, 2D Platformer, and Precision Platformer): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Precision Platformer · Platformer · 2D Platformer

Pizza Tower
Shared: 2D Platformer · Platformer · Cartoony

Super Meat Boy
Shared: Platformer · Precision Platformer · 2D Platformer

Webbed
Shared: 2D Platformer · Platformer · Puzzle Platformer

Katana ZERO
Shared: Action · Platformer · Pixel Graphics

SANABI
Shared: Action · 2D Platformer · Pixel Graphics

Portal 2
Shared: Platformer · Puzzle · Puzzle Platformer

VVVVVV
Shared: Platformer · Precision Platformer · 2D Platformer

Leap Year
Shared: 2D Platformer · Precision Platformer · Puzzle

Out There Somewhere
Shared: Platformer · Puzzle · Action

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

LIMBO
Shared: Puzzle · Platformer · Puzzle Platformer

Öoo
Shared: Puzzle · 2D Platformer · Puzzle Platformer

Defy Gravity Extended
Shared: Platformer · Puzzle · Puzzle Platformer

ANTONBLAST
Shared: Action · 2D Platformer · 2D

Broforce
Shared: Action · Platformer · 2D

Downwell
Shared: Precision Platformer · Platformer · Action

ANIMAL WELL
Shared: Puzzle · Platformer · Puzzle Platformer

Braid
Shared: Puzzle · 2D Platformer · Platformer

ElecHead
Shared: Platformer · Puzzle · Action

The Messenger
Shared: Platformer · Action · 2D

Portal
Shared: Puzzle · Puzzle Platformer · Action

I wanna be the Creator
Shared: Action · Platformer · Puzzle

Trine 2: Complete Story
Shared: Platformer · Puzzle Platformer · 2D Platformer