Toph, the First Metalbender, Ley Weaver, and Mycosynth Lattice

Prerequisites

• Toph, the First Metalbender in hand or on the battlefield or in the command zone
• Ley Weaver on the battlefield
• Mycosynth Lattice on the battlefield

Steps

1. Activate Ley Weaver by tapping it, untapping it as it's a land due to Toph and another land you control
2. Repeat

Results

• Infinite colored mana
• Infinite mana lands you control can produce
• Infinite untap of lands you control
• Infinite untap of nontoken artifacts you control
• Infinite mana nontoken artifacts you control can produce