Star of Extinction by paying ({5} magic symbol) ({R} magic symbol) ({R} magic symbol) , destroying a land, dealing 20 damage to each creature your opponents control and each planeswalker, and putting twenty +1/+1 counters on each creature you control due to
Vigor.
Declare
Twenty-Toed Toad as an attacker, triggering its second ability, causing you to win the game.