Simply amazing game, read the reviews to find out all details.
I just need to highlight two things:

more than 700 hours and still able to discover new areas? Are you kidding me? No, Grim Dawn is huge to say the least.

Have a look to this article
https://kotaku.com/dad-immortalized-in-his-favorite-game-by-grieving-son-1748576006
I know, maybe is not that important; one love declaration post, devs ready to reply in less than ONE hour, their choice to say "thank you" to real people by putting one npc character in the game......let me tell you, thank you Crate, Grim Dawn will be my Steam favourite game in my profile for a long time.