Mystic Troll

When Mystic Troll enters the battlefield, you
may return a nonhuman creature from a
graveyard to the battlefield.
Whenever another Troll deals combat damage to
a player, you may return target creature from a graveyard to the battlefield.
Foretell {2}{b}{b} (During your turn, you may pay 2
and exile this card from your hand face down. Cast it
on a later turn for its foretell cost.)