Abyss Watcher

{w}{b}{b}, summon a 3/3 Black Abyss Watcher
token. If one of these Tokens dies due to combat damage, this card gains +1/1.
If this card dies when there are no Abyssal
Watcher Tokens in play, pay {2}{w}{b}, and
flip this card.
A group of undead warriors that share one soul,
forever warring to determine who is worthy to be it's
host.