Sliver Queen, Shelob, Child of Ungoliant, Sam, Loyal Attendant, Spark Double, and Viridian Longbow

Prerequisites

• Sliver Queen on the battlefield
• Shelob, Child of Ungoliant on the battlefield
• Sam, Loyal Attendant on the battlefield
• Spark Double on the battlefield
• Viridian Longbow on the battlefield
• Viridian Longbow attached to Shelob
• Shelob does not have summoning sickness

Steps

1. Activate Shelob by tapping it, dealing 1 damage to Sliver Queen
2. Sliver Queen dies as a state-based action due to Shelob's deathtouch, triggering Shelob, creating a token copy of Sliver Queen that is a Food artifact
3. Activate the Sliver Queen token by paying , creating a 1/1 Sliver creature token
4. Repeat step 3

Results

• Infinite creature tokens
• Infinite ETB