Not Dead After All, Phyrexian Altar, and Shipwreck Dowser

Prerequisites

• Not Dead After All in hand
• Phyrexian Altar on the battlefield
• Shipwreck Dowser on the battlefield
• available

Steps

1. Cast Not Dead After All by paying , targeting Shipwreck Dowser
2. Activate Phyrexian Altar by sacrificing Shipwreck Dowser, adding
3. When Shipwreck Dowser dies, it and any Wicked Role tokens that may be attached to it trigger
4. If applicable, resolve the Wicked Role trigger, causing each opponent to lose 1 life
5. Resolve the Shipwreck Dowser trigger, returning it from your graveyard to the battlefield tapped, and attaching a Wicked Role token to it
6. When Shipwreck Dowser enters the battlefield, it triggers, returning Not Dead After All to your hand from your graveyard
7. Repeat

Results

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