Anna The Merchant

Whenever you cast a white spell from anywhere,
each player creates 1 treasure token and gains 1 life.
Whenever you casts a black spell from anywhere,
each opponent mills a card and takes 1 damage.
Whenever anyone sacrifices a treasure token
for mana, each player may draw a card.
{7}Gain 1 life for each treasure token on the field.
If a player taps a treasure token in response
to this ability deal 1 damage to that player.