Llanowar Scout, Amulet of Vigor, Pemmin's Aura, and Dimir Aqueduct

Prerequisites

• Llanowar Scout on the battlefield
• Amulet of Vigor on the battlefield
• Pemmin's Aura on the battlefield
• Dimir Aqueduct in hand
• Pemmin's Aura attached to Llanowar Scout
• Llanowar Scout does not have summoning sickness

Steps

1. Activate Llanowar Scout by tapping it, putting Dimir Aqueduct onto the battlefield from your hand
2. When Dimir Aqueduct enters the battlefield, it and Amulet of Vigor trigger
3. Resolve the Amulet of Vigor trigger, untapping Dimir Aqueduct
4. Activate Dimir Aqueduct by tapping it, adding
5. Resolve the Dimir Aqueduct trigger from step 2, returning it to your hand from the battlefield
6. Activate Pemmin's Aura's first ability by paying , untapping Llanowar Scout
7. Repeat

Results

• Infinite black mana
• Infinite landfall triggers