Dockside Extortionist, Panharmonicon, and Shrieking Drake

Prerequisites

• Dockside Extortionist in hand
• Panharmonicon on the battlefield
• Shrieking Drake in hand
• Opponents control at least two artifacts and/or enchantments
• available

Steps

1. Cast Dockside Extortionist by paying
2. Dockside Extortionist enters the battlefield, triggering its ability twice, creating at least four Treasure tokens
3. Activate three Treasure tokens by tapping and sacrificing them, adding
4. Cast Shrieking Drake by paying
5. Shrieking Drake enters the battlefield, triggering its ability twice, returning itself and Dockside Extortionist from the battlefield to your hand
6. Repeat

Results

• Infinite colored mana
• Infinite ETB
• Infinite LTB
• Infinite storm count
• Infinite Treasure tokens