Kai, Mage of Nature's Bounty

Trample, Planeswalk (Whenever this
creature dies, return it to the battlefield under
the control of an opponent chosen at random)
Whenever a land enters the battlefield under an
opponents control, you and that player each
draw a card.
Whenever a land enters the battlefield, you
create a 2/2 green Elemental token and draw a
card.