Stygian

Stygians are the demonic offspring of the Dreadspawn Maw. They resemble collosal versions of undead minions. Only Stygian Golems are fleshy creatures.

Trivia
"Stygian" is a latin adjective derived from Greek "Styx", which is the name of the river which forms the boundary around the Underworld of Greek mythology, Hades.