Syltram, Oracle of the Serpent

Whenever you scry, gain X life where X is the
number of cards you scried.
Call of the Cosmos - Whenever you tap an
untapped creature an opponent controls, scry 2,
then you may draw a card.
{w/u}{w/u},{t}: Exile the top card of your library. Create
an X/X White Blue Dragon Serpent token
with flying where X is that card's mana value.