Games like Prehistoric Gal
Games like Prehistoric Gal include Afterimage, Castlevania: Belmont's Curse, Momodora: Reverie Under The Moonlight, Touhou Luna Nights, and Bloodstained: Ritual of the Night. We matched them by the tags players give Prehistoric Gal on Steam (Side Scroller, Metroidvania, 2D Platformer, Platformer, and Action RPG): closest matches first, and among equally close ones the better-known games.

Afterimage
Shared: Metroidvania · 2D Platformer · Side Scroller

Castlevania: Belmont's Curse
Shared: Metroidvania · 2D Platformer · Action RPG

Momodora: Reverie Under The Moonlight
Shared: Metroidvania · Side Scroller · 2D Platformer

Touhou Luna Nights
Shared: Metroidvania · Side Scroller · Platformer

Bloodstained: Ritual of the Night
Shared: Metroidvania · Side Scroller · RPG

Prince of Persia The Lost Crown
Shared: Metroidvania · 2D Platformer · Side Scroller

Frontier Hunter: Erza’s Wheel of Fortune
Shared: Metroidvania · Side Scroller · 2D Platformer

ASTLIBRA Revision
Shared: Side Scroller · Action RPG · Metroidvania

The Vagrant
Shared: Metroidvania · Side Scroller · Female Protagonist

Anomaly Agent
Shared: Side Scroller · 2D Platformer · Platformer

Dust: An Elysian Tail
Shared: Metroidvania · Platformer · RPG

Vigil: The Longest Night
Shared: Side Scroller · Metroidvania · Platformer

Hollow Knight
Shared: Metroidvania · Platformer · 2D

Timespinner
Shared: Metroidvania · Side Scroller · 2D Platformer

Rogue Legacy 2
Shared: Metroidvania · Platformer · RPG

Well Dweller
Shared: Metroidvania · Action-Adventure · Platformer

Blasphemous 2
Shared: Metroidvania · Side Scroller · 2D Platformer

Rabi-Ribi
Shared: Metroidvania · Female Protagonist · Side Scroller

Hollow Knight: Silksong
Shared: Metroidvania · Platformer · 2D

9 Years of Shadows
Shared: Metroidvania · Side Scroller · Platformer

ENDER MAGNOLIA: Bloom in the Mist
Shared: Metroidvania · Female Protagonist · 2D

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

ICEY
Shared: Side Scroller · Female Protagonist · Action

Castlevania Dominus Collection
Shared: Metroidvania · 2D Platformer · Action RPG