Carnage, Crimson Chaos, Saffi Eriksdotter, and Shilgengar, Sire of Famine

Prerequisites

• Carnage, Crimson Chaos in hand
• Saffi Eriksdotter in the graveyard
• Shilgengar, Sire of Famine on the battlefield

Steps

1. Cast Carnage by paying
2. When Carnage enters, it triggers, returning Saffi from your graveyard to the battlefield
3. Activate Saffi by sacrificing it, targeting Carnage
4. Activate Shilgengar by sacrificing Carnage
5. When Carnage dies, Saffi triggers, returning Carnage from your graveyard to the battlefield
6. When Carnage enters, it triggers, returning Saffi from your graveyard to the battlefield
7. Resolve the Shilgengar ability
8. Repeat from step 3

Results

• Infinite artifact tokens
• Infinite Blood tokens
• Infinite creature ETB
• Infinite creature LTB
• Infinite death triggers
• Infinite creature sacrifice triggers