Shadows of the Past

Gnaw to the Bone | Instant | | You gain 2 life for each creature card in your graveyard. Flashback {2}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.) | Scott Chou

Moonmist | Instant | | Transform all Humans. Prevent all combat damage that would be dealt this turn by creatures other than Werewolves and Wolves. (Only double-faced cards can be transformed.) | Ryan Yee