O5-13, or The Tie Breaker, is the thirteenth member of the O5. He usually spends his time reading. Usually, he is the one to end debates during O5 meetings, hence why he is called The Tiebreaker. Most reports of O5-13 result from the conflicts he starts or becomes involved in, due to gossip from other O5's personal staff. Some claim he is death, which he is not. Some even claim he doesn’t exist at all. His actual name is Izaack Sokolov, and he’s mostly Russian. He speaks Russian and English.