Dualcaster Mage, and Settle Beyond Reality

Prerequisites

• Dualcaster Mage in hand
• Settle Beyond Reality in hand
• There is at least one creature on the battlefield
• available

Steps

1. Cast Settle Beyond Reality by paying , targeting any creature
2. Holding priority, cast Dualcaster Mage by paying
3. Dualcaster Mage enters the battlefield, creating a copy of Settle Beyond Reality targeting Dualcaster Mage
4. Resolve the copy of Settle Beyond Reality, blinking Dualcaster Mage
5. Repeat from step 3

Results

• Exile any number of creatures your opponents control
• Infinite ETB
• Infinite LTB
• Infinite magecraft triggers