Games like Wonder Boy: The Dragon's Trap
Games like Wonder Boy: The Dragon's Trap include Hollow Knight, Hollow Knight: Silksong, Ori and the Will of the Wisps, Dust: An Elysian Tail, and Shovel Knight: Treasure Trove. We matched them by the tags players give Wonder Boy: The Dragon's Trap on Steam (Platformer, Adventure, Action, Remake, and Indie): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Platformer · Metroidvania · Indie

Hollow Knight: Silksong
Shared: Metroidvania · Indie · Platformer

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

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

Shovel Knight: Treasure Trove
Shared: Platformer · Adventure · Indie

Nine Sols
Shared: Platformer · Metroidvania · Action

Monster Boy and the Cursed Kingdom
Shared: Adventure · Action · Platformer

Skul: The Hero Slayer
Shared: Action · Indie · Platformer

Axiom Verge
Shared: Platformer · Indie · Metroidvania

The Messenger
Shared: Platformer · Metroidvania · Retro

Rogue Legacy 2
Shared: Platformer · Action · Metroidvania

Gato Roboto
Shared: Action · Indie · Adventure

Cuphead
Shared: Platformer · 2D · Indie

SANABI
Shared: Action · Adventure · Platformer

Sonic Mania
Shared: Platformer · 2D · Great Soundtrack

La-Mulana
Shared: Platformer · Adventure · Metroidvania

Constance
Shared: Platformer · Action · Metroidvania

Celeste
Shared: Platformer · Indie · Great Soundtrack

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

GRIS
Shared: Adventure · Indie · Platformer

Bloodstained: Ritual of the Night
Shared: Action · Adventure · Metroidvania

DuckTales: Remastered
Shared: Platformer · Adventure · Action

Rogue Legacy
Shared: Platformer · Action · Indie

Out There Somewhere
Shared: Platformer · Adventure · Indie