Avatar's Wrath, Naru Meha, Master Wizard, and Urza's Incubator

Prerequisites

• Avatar's Wrath in hand
• Naru Meha, Master Wizard in hand
• Urza's Incubator on the battlefield
• available

Steps

1. Cast Avatar's Wrath by paying its mana cost, targeting any applicable target(s)
2. Holding priority, cast Naru Meha by paying its mana cost reduced by Urza's Incubator
3. When Naru Meha enters, it triggers, copying Avatar's Wrath Resolve Avatar's Wrath, airbending Naru Meha
4. Holding priority, cast Naru Meha from exile by paying due to Urza's Incubator
5. Repeat from step 3

Results

• Infinite ETB
• Infinite LTB
• Infinite blinking
• Infinite magecraft triggers
• Infinite storm count