Games like Diggy Diggy Mole
Games like Diggy Diggy Mole include Prince of Persia The Lost Crown, Hollow Knight, SANABI, Ori and the Will of the Wisps, and Hollow Knight: Silksong. We matched them by the tags players give Diggy Diggy Mole on Steam (Metroidvania, Action, 2D Platformer, Adventure, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

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

Hollow Knight
Shared: Metroidvania · Platformer · Adventure

SANABI
Shared: Action · Pixel Graphics · 2D Platformer

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

Hollow Knight: Silksong
Shared: Metroidvania · Singleplayer · Adventure

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

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

Dead Cells
Shared: Metroidvania · Adventure · Pixel Graphics

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

Skul: The Hero Slayer
Shared: Action · Pixel Graphics · Metroidvania

Celeste
Shared: Pixel Graphics · 2D Platformer · Precision Platformer

Gato Roboto
Shared: Metroidvania · Action · Adventure

ANIMAL WELL
Shared: Metroidvania · Exploration · Pixel Graphics

Owlboy
Shared: Adventure · Metroidvania · Pixel Graphics

Souldiers
Shared: Metroidvania · Action · Pixel Graphics

The Messenger
Shared: Metroidvania · Pixel Graphics · Action

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

Axiom Verge
Shared: Metroidvania · Action · Pixel Graphics

Constance
Shared: Metroidvania · Action · Adventure

Blasphemous
Shared: Metroidvania · Pixel Graphics · Action

VVVVVV
Shared: Pixel Graphics · 2D Platformer · Platformer

Haiku, the Robot
Shared: Metroidvania · Adventure · Pixel Graphics

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

Leap Year
Shared: 2D Platformer · Metroidvania · Exploration