Eicha, Elven Skulltaker

trample, deathtouch
elves in your hand, graveyard, and library cost {1} less to cast
whenever Eicha, Elven Skulltaker attacks, you
may reveal the top card of your library, if it is an
elf, it gains cascade and flash and you may cast it without paying its mana cost until end of turn
Let me rip your skull out