Games like Blitzstrike
Games like Blitzstrike include Celeste, Portal 2, Pepper Grinder, SANABI, and Pizza Tower. We matched them by the tags players give Blitzstrike on Steam (Female Protagonist, 2D Platformer, Platformer, Arcade, and Action-Adventure): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Platformer · 2D Platformer · Female Protagonist

Portal 2
Shared: Platformer · Singleplayer · Female Protagonist

Pepper Grinder
Shared: 2D Platformer · Platformer · Female Protagonist

SANABI
Shared: 2D Platformer · Singleplayer · 2D

Pizza Tower
Shared: 2D Platformer · Platformer · Indie

Mina the Hollower
Shared: Female Protagonist · Action-Adventure · 2D Platformer

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

Hollow Knight: Silksong
Shared: Platformer · 2D · Female Protagonist

Castlevania: Belmont's Curse
Shared: Female Protagonist · 2D Platformer · Platformer

Planet of Lana
Shared: Female Protagonist · 2D Platformer · Platformer

SUPER CHICKEN JUMPER
Shared: Arcade · 2D · Action-Adventure

Katana ZERO
Shared: Platformer · 2D Platformer · 2D

Muse Dash
Shared: Female Protagonist · Cute · Singleplayer

Hollow Knight
Shared: Platformer · 2D · Singleplayer

pureya
Shared: Arcade · 2D · Singleplayer

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

A Hat in Time
Shared: Female Protagonist · Cute · Platformer

Shantae and the Seven Sirens
Shared: Female Protagonist · Platformer · 2D

Momodora: Reverie Under The Moonlight
Shared: 2D Platformer · Female Protagonist · 2D

Lunistice
Shared: Female Protagonist · Platformer · Cute

Webbed
Shared: 2D Platformer · Cute · Platformer

GRIS
Shared: Female Protagonist · Platformer · Indie

Freedom Planet
Shared: Platformer · Female Protagonist · 2D

The Messenger
Shared: Platformer · 2D · 2D Platformer