Valaric, Hemomancer Prodigy

Flying, First Strike When Valaric deals combat damage to a player, create that many Blood tokens. Until end of turn, Blood tokens you control cost {1} less to activate. {2}{Br}, Sacrifice X Blood tokens: Exile X cards from your graveyard and put X +1/+1 counters on Valaric. (X can´t be greater than the number of cards in your graveyard){/color#ffffff}