Illusionist's Bracers, Vizier of Tumbling Sands, and Clever Conjurer

Prerequisites

• Illusionist's Bracers on the battlefield
• Vizier of Tumbling Sands on the battlefield
• Clever Conjurer on the battlefield
• Illusionist's Bracers attached to Vizier of Tumbling Sands
• Vizier of Tumbling Sands and Clever Conjurer do not have summoning sickness

Steps

1. Activate any mana-producing permanent by tapping it, adding at least
2. Activate Vizier of Tumbling Sands by tapping it, targeting the mana-producing permanent
3. Illusionist's Bracers triggers, copying Vizier of Tumbling Sands's ability, targeting Clever Conjurer
4. Resolve both abilities, untapping the permanent and Clever Conjurer
5. Activate Clever Conjurer by tapping it, untapping Vizier of Tumbling Sands
6. Repeat

Results

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