Aluren, Mischievous Pup, and Phantasmal Image

Prerequisites

• Aluren on the battlefield
• Mischievous Pup on the battlefield
• Phantasmal Image in hand

Steps

1. Cast Phantasmal Image by paying due to Aluren, choosing to have it enter the battlefield as a copy of Mischievous Pup
2. When Phantasmal Image 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 Phantasmal Image from the battlefield to your hand
5. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite storm count