Miirym, Sentinel Wyrm, and Worldgorger Dragon

Prerequisites

• Miirym, Sentinel Wyrm on the battlefield
• Worldgorger Dragon in hand
• available

Steps

1. Cast Worldgorger Dragon by paying
2. Worldgorger Dragon enters the battlefield, triggering its first ability and Miirym
3. Holding priority, you may activate all mana-producing permanents you control by tapping them, adding at least
4. Resolve the Miirym trigger, creating a token copy of Worldgorger Dragon
5. The Worldgorger Dragon token enters the battlefield, exiling all other permanents you control
6. The nontoken Worldgorger Dragon's second ability triggers, returning nothing to the battlefield
7. Resolve the nontoken Worldgorger Dragon's first ability from step 2, exiling all other permanents you control
8. The token Worldgorger Dragon leaves the battlefield, returning all cards exiled with it to the battlefield from exile
9. Repeat from step 2 in an infinite loop, drawing the game unless you can use the infinite mana to win the game or remove a combo piece at instant speed

Results

• Draw the game
• Infinite blinking
• Infinite ETB
• Infinite LTB
• Infinite mana permanents you control can produce