Emrakool, School Days

When Emrakool School Day Comes into play, create six jellyfish token creatures with jelly strike. Stinger 6 (When Emrakool School Day Attacks, sting six permanents your opponent control. Stinging them makes them die at the start of your next turn.) [X]: X must always be what you paid for X in the mana cost. Pay X, after paying X, search your library for a different emrakool card and transform emrakool into that card.