Marjo, Heart of the Pack

Vigilance
Eminence-At the beginning of each upkeep, you
may choose up to one werewolf creature you
control. You may choose to transform it or
prevent it from being transformed.
Whenever you transform a werewolf, that
creature gets +1+1 and double all activated
abilities from that creature.
At the beginning of your upkeep, you may choose to transform Marjo.