Games like Heroes' Heaven
Games like Heroes' Heaven include Vampire Survivors, Skul: The Hero Slayer, Rogue Legacy, Rabbit and Steel, and Megabonk. We matched them by the tags players give Heroes' Heaven on Steam (Action, Roguelike, Action Roguelike, 2D, and Fantasy): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · 2D · Roguelike

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

Rogue Legacy
Shared: Roguelike · Action · Action Roguelike

Rabbit and Steel
Shared: Action Roguelike · Roguelike · 2D

Megabonk
Shared: Roguelike · Action Roguelike · Action

Death Must Die
Shared: Action Roguelike · Action · Roguelike

Hades
Shared: Action Roguelike · Action · Roguelike

Sephiria
Shared: Action Roguelike · Roguelike · Action

Hades II
Shared: Action · Roguelike · Action Roguelike

Brotato
Shared: Roguelike · Action Roguelike · Singleplayer

Dead Cells
Shared: Roguelike · Action Roguelike · 2D

Risk of Rain Returns
Shared: Action Roguelike · 2D · Action

Halls of Torment
Shared: Action Roguelike · Roguelike · Action

The Binding of Isaac: Rebirth
Shared: Roguelike · Action Roguelike · 2D

Dungreed
Shared: Action Roguelike · Roguelike · Action

Desktop Survivors 98
Shared: Action · Action Roguelike · Roguelike

Tower of Babel: Survivors of Chaos
Shared: Action Roguelike · Roguelike · Action

Enter the Gungeon
Shared: Roguelike · Action Roguelike · Action

BALL x PIT
Shared: Action · Roguelike · Action Roguelike

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

暖雪 Warm Snow
Shared: Action Roguelike · Roguelike · 2D

Have a Nice Death
Shared: Action Roguelike · 2D · Action

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

33 Immortals
Shared: Action Roguelike · 2D · Roguelike