I remember Goretooth the Black Knight
Goretooth the destroyer
Goretooth the world devourer
Goretooth the collector of souls
Goretooth the black-hole of whirling-bec-death
Goretooth the reaper of insanity
Goretooth of the ever-glancing-pre-nerf-loomed-armor
That guy would literally take down entire teams by himself. It was good fun trying to gang up on him -- or desperately avoid him in hopes someone else took him down.