What are some alternatives?
When comparing Marvel Heroes and Grim Dawn, you can also consider the following products
Drakensang - Drakensang is a Single-player, Third-person, Role-playing and Adventure-based Combat video game created by Radon Labs and published by DTP Entertainment.
Titan Quest - Titan Quest Anniversary Edition Titan Quest is back! Nordic Games (now: THQ Nordic) acquired Titan Quest in 2013 from THQ and started to work on bringing back the multiplayer and improving the game further.
Path of Exile - Path of Exile is a free to play online action roleplaying game that draws clear inspiration from Diablo but charts a path all its own.
Guild Wars 2 - Guild Wars 2 seeks to change the face of Massively Multiplayer Online Games.
DARK SOULS III - Dark Souls III is an action-RPG known for its difficult gameplay. You play as an Unkindled undead, trying to bring back the Lords of Cinder.
NieR: Automata - NieR: Automata is an Action-Adventure, Role-playing, Combat, Fast-paced and Single-player video game created by PlatinumGames published by Square Enix.