Harry Potter, Chosen One

Eminence - At the beginning of your turn, you
may exile an instant or sorcery with total mana
cost 3 or less from your hand, put a spell book
counter on it.
{2},{t}: You may copy any spell exiled with a
spell book counter on it without paying its
mana cost.
Harry Potter, Chosen One has First Strike if
you copied a spell this turn, untap it. This
ability triggers only once each turn.