Cerberus (not to be confused with his various counterparts in the other villain wars) is the three-headed hound dog, a powerful minion of Hades, and guardian of the Underworld in the television series, Class of the Titans. This incarnation of the character is slightly featured in the Non-Disney vs. DC Villains War.
Non-Disney Vs DC Villains War
Cerberus is amongst the minions, that Thanatos summons, to aid him in his battle against Zeus. It manages to overwhelm the king of the gods, alongside with Thanatos, and a group of Minotaurs, destroying him entirely.