Merciless — GODFLESH

Downward Spiral or The Fragile — NIN

Gallery of Suicide — Cannibal Corpse

Daemon — Mayhem

This Heavy Void — Bodysnatcher

The Concrete Confessional — Hatebreed

Vulgar Display of Power — Pantera

October Rust — Type O Negative

Purple — STP

Posthuman — Harms Way

Eternal Steel — I AM

You Won't Get What You Want — Daughters

Korn

Not even close to a complete collection of favorites but I tried to hit a lot of different subgenres and whatnot. As you can tell I have a huge bias for the 90s lol