Wanda, the Scarlet Witch

{u}{r}, {t}: Target creature an opponent controls
fights another target creature an opponent
controls.
{u}, {t}: Target creature an opponent controls can't attack or block until the start of your next turn.
{r}, {t}: Wanda, the Scarlet Witch deals damage to
any target equal to the mana value of the last
instant or sorcery card you cast this turn.