Lorian, Elder Prince

{3}{w}{r} Lorian, Elder Prince cant be blocked this turn.
When Lorian dies return him to the battlefield with 2 -1/-1 counters. He does
not lose these counters when leaving or re-entering the battlefield.
When Lorian, Elder Prince dies with 4 -1/-1 counters on him, exile it, and create a token called "Soul of Lorian"