Archelos, Lagoon Mystic, Patron of the Moon, and Orzhov Basilica

Prerequisites

• Archelos, Lagoon Mystic on the battlefield
• Patron of the Moon on the battlefield
• Orzhov Basilica in hand
• available

Steps

1. Pay to activate Patron of the Moon, putting Orzhov Basilica onto the battlefield
2. Orzhov Basilica triggers, targeting itself
3. With the trigger on the stack, tap Orzhov Basilica for
4. Allow the trigger to resolve, returning Orzhov Basilica to your hand
5. Repeat

Results

• Infinite black mana
• Infinite landfall triggers
• Infinite white mana