- See also: Isaac (Binding)
Isaac is one of the lead protagonists from the Game Boy Advance RPG Golden Sun.
He debuted in the Summer 2003 Contest, losing to Samus. Eventually, he got a chance in the Summer 2007 Contest, where he and Serge lost to Pikachu and Tidus. He returned to the Summer 2008 Contest, where he lost to Altair and Lucario in the first round. He finally won a match in the Winter 2010 Contest against Professor Layton.