Cast Body of Research by paying ({G} magic symbol) ({G} magic symbol) ({G} magic symbol) ({U} magic symbol) ({U} magic symbol) ({U} magic symbol) , creating a 0/0 Fractal creature token and putting a number of +1/+1 counters on it equal to the number of cards in your library.
Cast Disciple of Bolas by paying ({3} magic symbol) ({B} magic symbol) .
Disciple of Bolas enters the battlefield, sacrificing the Fractal and causing you to gain life and draw cards equal to the Fractal's power.