Polyraptor, and Marauding Raptor

Prerequisites

• Polyraptor in hand
• Marauding Raptor on the battlefield
• available

Steps

1. Cast Polyraptor by paying
2. When Polyraptor enters the battlefield, Marauding Raptor triggers, dealing 2 damage to Polyraptor
3. Polyraptor triggers, creating a token copy of itself
4. Repeat from step 2 using the new Polyraptor token instead

Results

• Draw the game
• Infinite creature tokens
• Infinite ETB
• Infinitely powerful creature until end of turn