Soul Echo, Soul Conduit, and Ethereal Champion

Prerequisites

• Soul Echo on the battlefield
• Soul Conduit on the battlefield
• Ethereal Champion on the battlefield
• available

Steps

1. Activate Ethereal Champion by paying 1 life, preventing the next one damage that will be dealt to Ethereal Champion this turn
2. Repeat step 1 until you have zero life
3. Activate Soul Conduit by paying and tapping it, exchanging your life total with an opponent's
4. The opponent loses the game due to having zero life
5. You may repeat this on each of your turns

Results

• Target player loses the game on each of your turns