Hargon, Sorcerer of Rhone, is the primary villain in Enix's Dragon Warrior II. His minions attacked Moonbrooke Castle at the beginning of Dragon Warrior II, killing the king and destroying the palace.
Although the final objective of the descendants of Erdrick from Midenhall, Cannock, and Moonbrooke; Hargon was attempting to revive the God of Destruction, Malroth.
Hargon also appears in Dragon Warrior Monsters and Dragon Warrior Monsters 2.