Ophion, Heavenly Dragon

Flying, vigilance, trample
When Ophion dies, shuffle it into its owner's
library. Other creatures you control gain +1/+1,
and vigilance.
{2}{w}{w} {t}:Look at the top 7 cards of your library.
Put any number of nonland permanent cards
with total mana value 4 or less from among them
onto the battlefield. Put the rest on the bottom
of your library in a random order.