Dualcaster Mage, Emiel the Blessed, and Dragonrage

Prerequisites

• Dualcaster Mage on the battlefield
• Emiel the Blessed on the battlefield
• Dragonrage in hand
• You control at least four creatures that can attack this turn
• available

Steps

1. Declare at least four creatures you control as attackers
2. Holding priority, cast Dragonrage by paying
3. Activate Emiel by paying , blinking Dualcaster Mage
4. Dualcaster Mage enters the battlefield, copying Dragonrage
5. Resolve the copy of Dragonrage, adding at least
6. Repeat from step 3

Results

• Infinite blinking
• Infinite ETB
• Infinite LTB
• Infinitely powerful creatures until end of turn
• Infinite magecraft triggers
• Infinite red mana