Liliana, Untouched by Death, Rooftop Storm, and Carrion Feeder

Prerequisites

• Liliana, Untouched by Death on the battlefield
• Rooftop Storm on the battlefield
• Carrion Feeder on the battlefield
• Liliana has at least three loyalty counters
• You control another nontoken Zombie

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 Carrion Feeder by sacrificing another nontoken Zombie, putting a +1/+1 counter on Carrion Feeder
3. Cast the Zombie from your graveyard by paying
4. Repeat from step 2

Results

• Infinite +1/+1 counters on Carrion Feeder
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count