Callum, the Combustable

: At the beginning of your attack step up to one target creature you control gains your choice of deathtouch, lifelink or haste until end of turn.
+1: Until end of turn, this card becomes a 4/4 Human Knight creature with indestructible that's still a planeswalker. Prevent all damage that would b
-1: Discard a creature card, then you may return a creature that shares a creature type from your graveyard to your hand.