Proft's Eidetic Memory [Murders at Karlov Manor]

Set: Murders at Karlov Manor Type: Legendary Enchantment Rarity: Rare Cost: {1}{U} When Proft's Eidetic Memory enters the battlefield, draw a card.You have no maximum hand size.At the beginning of combat on your turn, if you've drawn more than one card this turn, put X +1/+1 counters on target creature you control, where X is the number of cards you've drawn this turn minus one.