Stormstoker Worldgorger

Convoke, Flying, Haste, Menace, Trample
Stormstoker Worldgorger's power and toughness
is equal to the number of instant and sorcery cards
in your graveyard.
{6}{u}{r}: Stormstoker Worldgorger deals 16 damage
to any target. Look at the top four cards of your
library. Put one of those cards into your hand
and the rest on the bottom of your library in
any order.