Avatar Kyoshi

Trample, Haste
When Avatar Kyoshi enters the battlefield, untap all your mana.
{2}{w}, Avatar Kyoshi gains flying until the end
of your next turn.
{2}{u}, cast any spell in your hand for no mana cost at instant speed.
{2}{r}, deal 4 damage to all creatures a target opponent controls.
{2}{g}, destroy all lands on the battlefield. Add all mana destroyed to your mana pool.