Shelob, Child of Ungoliant, Meldweb Strider, Maskwood Nexus, Psionic Sliver, and Concordant Crossroads

Prerequisites

• Shelob, Child of Ungoliant on the battlefield
• Meldweb Strider on the battlefield
• Maskwood Nexus on the battlefield
• Psionic Sliver on the battlefield
• Concordant Crossroads on the battlefield
• Meldweb Strider is a creature

Steps

1. Activate Meldweb Strider by tapping it, dealing 2 damage to any target and three damage to itself
2. Meldweb Strider dies as a state-based action due to having zero or less toughness
3. Shelob triggers, creating a token copy of Meldweb Strider that is a Food artifact
4. Activate the Meldweb Strider token by removing an oil counter from it, causing it to become an artifact creature until end of turn
5. Repeat

Results

• Infinite damage
• Infinite death triggers
• Infinite LTB
• Infinite sacrifice triggers