Hurkyl's Prodigy {2}{U}
Creature — Human Soldier
When Hurkyl's Prodigy enters the battlefield, create a tapped Powerstone token.
Whenever Hurkyl's Prodigy attacks, you may pay {2}. If you do, Hurkyl's Prodigy can't be blocked this turn and it perpetually gets +2/+0.
1/4