Broodmother Phoenix

Flying
Phoenix creatures you control gain +1/+0
for each phoenix in exile.
Phoenix in your graveyard gain Encore equal to 1
plus their mana cost. (Exile this card from
your graveyard: For each opponent, create a
token copy that attacks that opponent this
turn if able. They gain haste. Sacrifice them at
the beginning of the next end step. Activate
only as a sorcery.)