Fire Lord Azula, Ghostly Flicker, and Eternal Witness

Prerequisites

• Fire Lord Azula on the battlefield
• Ghostly Flicker in hand
• Eternal Witness on the battlefield

Steps

1. Declare Fire Lord Azula as an attacker, triggering its firebending ability, adding
2. Holding priority, activate three permanents by tapping them, adding at least
3. Cast Ghostly Flicker by paying , targeting the tapped permanent and Eternal Witness
4. Fire Lord Azula triggers, copying Ghostly Flicker, targeting two other mana-producing permanents Resolve the copy of Ghostly Flicker, blinking the two targeted permanents
5. Resolve the original Ghostly Flicker, blinking the targeted permanent and Eternal Witness
6. When Eternal Witness enters, it triggers, returning Ghostly Flicker from your graveyard to your hand
7. Repeat from step 2

Results

• Infinite ETB
• Infinite LTB
• Infinite landfall triggers
• Infinite magecraft triggers
• Infinite mana permanents you control that enter the battlefield untapped can produce
• Infinite storm count