Games like NECROTOPIA
Games like NECROTOPIA include Hollow Knight, Dust: An Elysian Tail, Hollow Knight: Silksong, Nine Sols, and Rogue Legacy. We matched them by the tags players give NECROTOPIA on Steam (Metroidvania, Action, 2D Platformer, Platformer, and 2D): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Metroidvania · Platformer · 2D

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

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

Nine Sols
Shared: Metroidvania · Action · Platformer

Rogue Legacy
Shared: Platformer · Action · Metroidvania

SHINOBI: Art of Vengeance
Shared: Action · 2D Platformer · Metroidvania

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

Skul: The Hero Slayer
Shared: Action · 2D · Indie

Rogue Legacy 2
Shared: Metroidvania · Action · Platformer

Constance
Shared: Metroidvania · Action · Platformer

The Messenger
Shared: Metroidvania · Platformer · 2D

Blasphemous
Shared: Metroidvania · 2D · Action

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

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

Katana ZERO
Shared: Action · Platformer · 2D Platformer

Bloodstained: Curse of the Moon
Shared: Action · Metroidvania · Platformer

Salt and Sanctuary
Shared: Metroidvania · 2D · Action

Ghost Song
Shared: Metroidvania · Action · 2D

UnEpic
Shared: Metroidvania · Action · Platformer

Gravity Circuit
Shared: Action · Platformer · 2D

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

F.I.S.T.: Forged In Shadow Torch
Shared: Metroidvania · Action · Platformer

Pizza Tower
Shared: 2D Platformer · Platformer · Indie

SANABI
Shared: Action · 2D Platformer · 2D