Kazami Kazuki

0: Sacrifice a planeswalker, put X loyalty counters on Kazami Kazuki where X is the number of loyalty counters on the sacrificed permanent.
-X: Search your library for a planeswalker with convertat mana cost of X and put it onto the battlefield with one additional loyalty counter.
-X: Counter target spell with converted mana cost X. (This ability can be used as many times as possible during and your opponents turn).