Magus of the Candelabra, Maze of Ith, and Gaea's Cradle

Prerequisites

• Magus of the Candelabra on the battlefield
• Maze of Ith on the battlefield
• Gaea's Cradle on the battlefield
• Magus of the Candelabra does not have summoning sickness
• You control at least three creatures

Steps

1. Declare Magus of the Candelabra as an attacker
2. Holding priority, activate Maze of Ith by tapping it, untapping Magus of the Candelabra and preventing all damage done to, and dealt by, it this turn
3. Activate Gaea's Cradle by tapping it, adding at least
4. Activate Magus of the Candelabra by paying and tapping it, untapping Maze of Ith and Gaea's Cradle
5. Repeat from step 2

Results

• Infinite mana lands you control can produce
• Infinite untap of lands you control