Tyler, the Creator - Goblin
Jonathan Mathis - Angry Kid
Danny Brown - XXX
Death Grips - The Money Store
Delusional Thomas - Delusional Thomas
Lil Ugly Mayne - Oblivion Access
That should be enough for you for now.
Jel - Late Pass
mcenroe - Burnt Orange
Buck 65 - Man Overboard
Alias - The Other Side of the Looking Glass
Soso - Sour Suite
Stigg of the Dump
Are any of these on there?
Maybe not as depressing as his other stuff, but this was one of my favorite albums of 2015 so I'll rec it
>inb4 tell me more
Memphis hip hop is a cool sub-genre to get into.
Graveyard Productions - The Havoc is one of my favorite hip hop albums and is really dark at some points. Explore the genre some more and you'll find a bunch of cool stuff.
Children of the Corn - The Intro is another good one.