Pir, Imaginative Rascal, Leech Bonder, and Paradise Mantle

Prerequisites

• Pir, Imaginative Rascal on the battlefield
• Leech Bonder on the battlefield
• Paradise Mantle on the battlefield

Steps

1. Activate Leech Bonder by tapping it, adding
2. Activate Leech Bonder by paying and untapping it, removing a counter from a creature you control, and putting two of that type of counter on another target creature
3. Repeat

Results

• Infinite proliferate