Geraldo's Surprise Gift

Geraldo's Surprise Gift deals 4 damage to target creature, excess damage is dealt to that creatures controller.
Whenever a player is dealt excess damage from
Geraldo's Surprise Gift, that player mills cards
from the top of their library, equal to the excess
damage dealt.
"I've been waiting to give you this for sometime now.
You see, it's been a long time coming." Geraldo, Mad Pyromancer