Cast Saw in Half by paying ({2} magic symbol) ({B} magic symbol) , destroying Verdurous Gearhulk and creating four token copies of it with base power equal to half the destroyed creature's power and base toughness equal to half the destroyed creature's toughness, rounding up each time.
When the Verdurous Gearhulk tokens enter the battlefield, they trigger, putting at least nine +1/+1 counters on Nested Shambler, and the remaining seven +1/+1 counters on any creature(s) you control.
Kill Nested Shambler, triggering its ability, creating at least twenty 1/1 Squirrel creature tokens.
At the beginning of your next upkeep, Epic Struggle triggers, causing you to win the game.
Results
Win the game at the beginning of your next upkeep.