Games like Mayhem’s Adventure
Games like Mayhem’s Adventure include Rain World, Webbed, Hollow Knight, A Short Hike, and Superflight. We matched them by the tags players give Mayhem’s Adventure on Steam (Exploration, 2D Platformer, Flight, Hidden Object, and Strategy): closest matches first, and among equally close ones the better-known games.

Rain World
Shared: Exploration · Platformer · 2D Platformer

Webbed
Shared: 2D Platformer · Exploration · Platformer

Hollow Knight
Shared: Platformer · Exploration · 2D

A Short Hike
Shared: Exploration · Relaxing · Indie

Superflight
Shared: Flight · Exploration · Relaxing

DAVE THE DIVER
Shared: Exploration · Casual · Relaxing

Celeste
Shared: 2D Platformer · Platformer · 2D

AER Memories of Old
Shared: Exploration · Flight · Relaxing

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

FEZ
Shared: Exploration · Platformer · Indie

SANABI
Shared: 2D Platformer · 2D · Story Rich

Thank Goodness You're Here!
Shared: Exploration · 2D Platformer · Platformer

VVVVVV
Shared: 2D Platformer · Platformer · Exploration

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

STAR WARS Jedi: Fallen Order™
Shared: Exploration · Third Person · Platformer

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

Shelldiver
Shared: Arcade · Casual · 2D

Öoo
Shared: 2D Platformer · Exploration · Platformer

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

Nodebuster
Shared: Strategy · Arcade · Casual

UFO 50
Shared: Strategy · Arcade · 2D

Terraria
Shared: Exploration · 2D · Pixel Graphics

Downwell
Shared: 2D Platformer · Platformer · Arcade

ANIMAL WELL
Shared: Exploration · Platformer · 2D