Maxine Agassiz, Superior

When Maxine Agassiz, Superior attacks, choose a
color. Each player shuffles all cards of the chosen
color from their graveyard into their library. For
each card with mana value 5 or greater removed
from a graveyard in this way, choose one:
• Draw a card, then discard a card.
• You gain 3 life.
• Maxine deals 2 damage to any target.