Sash and Waistcoat, Unmen, Biomancer's Familiar, Carnival of Souls, and Elas il-Kor, Sadistic Pilgrim

Prerequisites

• Sash and Waistcoat, Unmen on the battlefield
• Biomancer's Familiar on the battlefield
• Carnival of Souls on the battlefield
• Elas il-Kor, Sadistic Pilgrim on the battlefield
• available

Steps

1. Activate Sash and Waistcoat by paying due to Biomancer's Familiar, manifesting the top card of your library
2. When the manifested card enters, Elas il-Kor and Carnival of Souls trigger
3. Resolve the Elas il-Kor trigger, causing you to gain 1 life Resolve the Carnival of Souls trigger, adding and causing you to lose 1 life Repeat

Results

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