Liliana, Untouched by Death, Shambling Ghast, and Yahenni, Undying Partisan

Prerequisites

• Liliana, Untouched by Death on the battlefield
• Shambling Ghast on the battlefield
• Yahenni, Undying Partisan on the battlefield

Steps

1. Activate Liliana's third loyalty ability by removing three loyalty counters from it, allowing you to cast Zombie spells from your graveyard this turn
2. Activate Yahenni by sacrificing Shambling Ghast
3. Shambing Ghast dies, creating a Treasure token
4. Resolve the Yahenni ability
5. Activate the Treasure token by tapping and sacrificing it, adding
6. Cast Shambling Ghast from your graveyard by paying
7. Repeat from step 2

Results

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