Games like Karl The Good Man
Games like Karl The Good Man include Skul: The Hero Slayer, BlazBlue Entropy Effect, Dead Cells, Rogue Legacy, and Vampire Survivors. We matched them by the tags players give Karl The Good Man on Steam (Action Roguelike, Platformer, Action, Casual, and 2D Fighter): closest matches first, and among equally close ones the better-known games.

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

BlazBlue Entropy Effect
Shared: Action Roguelike · Action · Platformer

Dead Cells
Shared: Action Roguelike · Roguelike · Adventure

Rogue Legacy
Shared: Platformer · Action Roguelike · Action

Vampire Survivors
Shared: Action Roguelike · Casual · 2D

Risk of Rain (2013)
Shared: Action Roguelike · Platformer · Action

Dungreed
Shared: Action Roguelike · Action · Roguelike

Spelunky
Shared: Platformer · Action Roguelike · Roguelike

Anomaly Agent
Shared: Action Roguelike · Platformer · 2D Fighter

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Roguelike · Indie

SANABI
Shared: Action · Adventure · Platformer

暖雪 Warm Snow
Shared: Action Roguelike · Action-Adventure · Roguelike

Enter the Gungeon
Shared: Action Roguelike · Roguelike · Pixel Graphics

Downwell
Shared: Action Roguelike · Platformer · Action

ScourgeBringer
Shared: Action · Action Roguelike · Adventure

Megabonk
Shared: Action Roguelike · Roguelike · Action

Sonic Superstars
Shared: Platformer · Action · Casual

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

The Binding of Isaac
Shared: Action Roguelike · Roguelike · Action

Magicite
Shared: Action Roguelike · Roguelike · Platformer

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

Broforce
Shared: Action · Platformer · 2D

Roguelands
Shared: Action Roguelike · Roguelike · Action

Wizard of Legend
Shared: Action Roguelike · Action · Roguelike