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, then putting a number of +1/+1 counters on it equal to your deck size.
Activate Brion Stoutarm by paying ({R} magic symbol) , tapping it and sacrificing the Fractal, dealing damage equal to the Fractal's power to an opponent, and causing you to gain that much life.
The opponent loses the game due to having zero or less life.