Karmic Guide, Reveillark, and Shilgengar, Sire of Famine

Prerequisites

• Karmic Guide on the battlefield
• Reveillark on the battlefield
• Shilgengar, Sire of Famine on the battlefield

Steps

1. Activate Shilgengar by sacrificing Karmic Guide
2. Activate Shilgengar by sacrificing Reveillark
3. When Reveillark dies, it triggers, returning Karmic Guide and up to one other creature with power 2 or less from your graveyard to the battlefield
4. When Karmic Guide enters the battlefield, it triggers, returning Reveillark from your graveyard to the battlefield
5. Resolve the Shilgengar ability from step 2
6. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite Blood tokens
• Infinite recursion of creature cards with power 2 or less