Patron of the Moon, Spelunking, and Azorius Chancery

Prerequisites

• Patron of the Moon on the battlefield
• Spelunking on the battlefield
• Azorius Chancery in hand
• available

Steps

1. Pay to activate Patron of the Moon, putting Azorius Chancery from your hand onto the battlefield untapped due to Spelunking
2. When Azorius Chancery enters, it triggers
3. Activate Azorius Chancery by tapping it, adding two mana
4. Resolve Azorius Chancery's triggered ability, returning it from the battlefield to your hand
5. Repeat

Results

• Infinite blue mana
• Infinite landfall triggers
• Infinite white mana
• Infinite card draw
• Infinite draw triggers