Herald Of The Hedrons

+1: Until the end of your next turn, all other creatures and Planeswalkers you control become 1/1 hedrons with deathtouch, haste, and indestructible
-3: Hearald Of the hedrons becomes a 5/5 indestructible creature with haste that is still a planeswalker and cannot be blocked
-X: when the sum of X loyalty paid exceeds 50, you win the game