The Void Staff

{t}: Roll a d20. The following effect takes place.
•1-4: Each player sacrifices their creature with
highest power. Destroy Void Staff.
•5-8: Each player returns target permanent to
their hand.
•9-12: Create a treasure token.
{bull}13-16: Draw a card.
{bull}17-20: Create 2 treasure tokens and draw 2
cards.