Sash and Waistcoat, Unmen, Agatha of the Vile Cauldron, Virulent Emissary, and Davvol, Evincar of Rath

Prerequisites

• Sash and Waistcoat, Unmen on the battlefield
• Agatha of the Vile Cauldron on the battlefield
• Virulent Emissary on the battlefield
• Davvol, Evincar of Rath on the battlefield
• available

Steps

1. Activate Sash and Waistcoat by paying due to Agatha of the Vile Cauldron, manifesting the top card of your library
2. When the manifested card enters, Virulent Emissary and Davvol trigger
3. Resolve the Virulent Emissary trigger, causing you to gain 1 life Resolve the Davvol trigger, adding and causing you to lose 1 life Repeat

Results

• Manifest your entire library
• Near-infinite creature ETB
• Near-infinite lifegain triggers