Liliana, Untouched by Death, Rooftop Storm, and Fleshbag Marauder

Prerequisites

• Liliana, Untouched by Death on the battlefield
• Rooftop Storm on the battlefield
• Fleshbag Marauder in hand or in the graveyard
• available

Steps

1. Activate Liliana's third ability by removing three loyalty counters from it, allowing you to cast Zombie cards from your graveyard this turn
2. Cast Fleshbag Marauder either from your hand or from your graveyard by paying
3. When Fleshbag Marauder enters, it triggers, causing you to sacrifice it and each other player to sacrifice a creature
4. Repeat from step 2

Results

• Infinite creature ETB
• Infinite creature LTB
• Infinite death triggers
• Infinite creature sacrifice triggers
• Infinite storm count
• Each opponent sacrifices all creatures they control