Liliana, Untouched by Death, Shambling Ghast, and Ashnod's Altar

Prerequisites

• Liliana, Untouched by Death on the battlefield
• Shambling Ghast on the battlefield
• Ashnod's Altar on the battlefield
• Liliana has at least three loyalty counters on it

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 Ashnod's Altar by sacrificing Shambling Ghast, adding
3. When Shambing Ghast dies, it triggers, creating a Treasure token
4. Activate the Treasure by tapping and sacrificing it, adding
5. Cast Shambling Ghast from your graveyard by paying
6. Repeat from step 2

Results

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