Kits, Pursued By Decay

+1: Exile a target nonland permanent. If the exile card is yours then return that card to the battlefield under your control.
-1: put target creature card from a graveyard onto the battlefield under your control. That is a spirit in addition to its other creature types.
-2: You get an emblem with "Whenever a creature dies, you may create a X/X white spirit token. When X is the cost of that creature."