Rakdos, Prince of Hell

+1: put a loyalty counter on Rakdos, Prince of Hell for each 1 life your opponents lost this turn, you may activate the ultimate of Rakdos this turn.
-2: Search your library for 3 cards, an opponent chooses one of them, put that card in your hand and the rest into your graveyard, you lose 3 life.
-8: you get an emblem with, "creature spells you cast cost 1 less to cast for each 1 life your opponents lost this turn".