Vizier of Tumbling Sands, Isochron Scepter, and Vitalize

Prerequisites

• Vizier of Tumbling Sands on the battlefield
• Isochron Scepter on the battlefield
• Vitalize in exile

Steps

1. Activate creatures by tapping them, adding at least
2. Activate Isochron Scepter by paying and tapping it, casting a copy of Vitalize
3. Resolve the copy of Vitalize, untapping all creatures you control
4. Activate Vizier of Tumbling Sands by tapping it, untapping Isochron Scepter
5. Repeat

Results

• Infinite magecraft triggers
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control