Blood Pet, Decaying Soil, Carnival of Souls, and Vindictive Vampire

Prerequisites

• Blood Pet in hand
• Decaying Soil on the battlefield
• Carnival of Souls on the battlefield
• Vindictive Vampire on the battlefield
• You have at least seven cards in your graveyard
• Your life total is at least 2
• available

Steps

1. Cast Blood Pet by paying
2. When Blood Pet enters the battlefield, Carnival of Souls triggers, causing you to add and lose 1 life
3. Activate Blood Pet by sacrificing it, adding
4. When Blood Pet dies, Decaying Soil and Vindictive Vampire trigger
5. Resolve the Decaying Soil trigger, causing you to pay to return Blood Pet from your graveyard to your hand
6. Resolve the Vindictive Vampire trigger, causing each opponent to lose 1 life and you to gain one life
7. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite lifegain triggers
• Infinite lifeloss
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count