Mayael's Aria, Dark Depths, and Thespian's Stage

Prerequisites

• Mayael's Aria on the battlefield
• Dark Depths on the battlefield
• Thespian's Stage on the battlefield
• available

Steps

1. Activate Thespian's Stage's second ability by paying and tapping it, causing it to become a copy of Dark Depths
2. Thespian's Stage triggers, causing you to sacrifice it and create a 20/20 Marit Lage legendary creature token
3. At the beginning of your next upkeep, Mayael's Aria triggers, 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