Wrucvar Dev'Kral

: This planeswalker can attack and is an X/X, where X is its loyalty, with Reach, Trample, and Vigilance. Whenever it attacks it gains 3 loyalty
0: You get an emblem that says "All creatures you control have +X/+X where X is this planeswalkers loyalty"
-X: Destroy X permantents you on't control, creatures you control get +X/+X and you gain X life