Miirym, Sentinel Wyrm + Dracogenesis + Marang River Regent // Coil and Catch
Produces: Infinite LTB, Infinite ETB, Infinite storm count, Infinite creature tokens, Return all permanents opponents control to their owner's hand, Mass Land Denial



- Color identity
- GUR
Steps
- Cast Marang River Regent by paying {0} due to Dracogenesis.
- When Marang River Regent enters the battlefield, it and Miirym trigger.
- Resolve the Marang River Regent trigger, returning up to two other nonland permanents to their owners' hands.
- Resolve the Miirym trigger, creating a token copy of Marang River Regent.
- When the Marang River Regent token enters the battlefield, it triggers, returning the nontoken Marang River Regent and up to one other nonland permanent to their owners' hands.
- Repeat.