Arakacians is an alien species from the universe of Heavy Metal. It is the same species, that Sage Odin belongs in, who is also one of the tertiary antagonists of the animated film, "Heavy Metal 2000", despite taking the form of a mystic, to trick the heroes. The true form of Sage Odin, as the Arakacian alien, is featured briefly in the last events of the second part of Disney vs. Non-Disney Villains War.
Disney Vs Non-Disney Villains War
In the Abridged Fanfiction, Stalker, Odin's true master, sends Sage Odin to kill the nearly dead sorcerer Merlock. Sage Odin obliges and takes his true form, as an Arakacian alien, to tear the sorcerer apart.
Disney Vs Non-Disney Villains War - Part Two
Sage Odin is a member of Odin's Acolytes. When the "Anti-Acolytes", led by Oberon, confront their rivals on Bald Mountain, Sage Odin rips away his disguise as a mystic, revealing his true form, as an Arakacian alien. However, before he could attack Puck, he is crashed by two flaming pillars, sent by the fairy trickster.