Biorhythm, and The Echoverse Fulcrum

Prerequisites

• Biorhythm in hand
• The Echoverse Fulcrum on the battlefield
• available

Steps

1. Activate The Echoverse Fulcrum by paying , tapping and exiling it, destroying all creatures
2. Cast Biorhythm by paying its mana cost, causing each player's life total to become equal to the number of creatures they control
3. Each player that controls no creatures loses the game due to having 0 life

Results

• Draw the game
• Each opponent loses the game