Allaria, Hero of Everlane

+3: Until the beggining of your next upkeep, Allaria becomes a 5/5 Human Knight creature with indestructible that's still a Planeswalker.
-3: For each other legendary permanent you control, you may discard a card. Then, draw cards equal to the number of cards discarded this way plus 1.
-5: Create Varko, a legendary 3/1 red and White Phoenix creature token with flying, haste, vigilance and double strike.