Aluren, Mischievous Pup, and Flesh Duplicate

Prerequisites

• Aluren on the battlefield
• Mischievous Pup on the battlefield
• Flesh Duplicate in hand

Steps

1. Cast Flesh Duplicate by paying due to Aluren, choosing to have it enter the battlefield as a copy of Mischievous Pup
2. When Flesh Duplicate enters the battlefield, it triggers, returning Mischievous Pup from the battlefield to your hand
3. Cast Mischievous Pup by paying due to Aluren
4. When Mischievous Pup enters the battlefield, it triggers, returning Flesh Duplicate from the battlefield to your hand
5. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite storm count