Storm Herd by paying ({8} magic symbol) ({W} magic symbol) ({W} magic symbol) , causing you to create a number of 1/1 Pegasus creature tokens equal to your life total.
At the beginning of your next upkeep,
Mayael's Aria triggers, as well as
Hanweir Militia Captain if it isn't transformed.
Resolve the
Hanweir Militia Captain trigger, if applicable, causing it to transform.
Resolve the
Mayael's Aria trigger, causing you to put a +1/+1 counter on each creature you control, gain ten life and win the game.
Results
Win the game at the beginning of your next upkeep.