Kaya the Inexorable

+1: Ghostform counter - up to one target nontoken creature. Gains "If this dies/exiled, return it to it's owners hand and create a 1/1w fly spirit"
-3: Exile target nonland permanent.
-7: You get an emblem with "At the beginning of your upkeep, you may cast a legendary spell from your hand/graveyard/exile for free."