Grathax, Flickering Fury

When Grathax, Flickering Fury enters the battlefield, Scry X, where X is the number
of cards in your hand.
Then reveal the top card of your library.
Create X 2/4 Spider Horror Tokens with Reach
and Deathtouch where X is that cards
converted mana cost.
{2}{u}{b}{g}: Exile Grathax, Flickering Fury and then return it to the battlefield under your control.