Sakura-Tribe Scout + Amulet of Vigor + Freed from the Real + Dimir Aqueduct

Sakura-Tribe Scout
Amulet of Vigor
Freed from the Real
Dimir Aqueduct

Requires
Dimir Aqueduct in hand. All other permanents on the battlefield. Freed from the Real attached to Sakura-Tribe Scout. Sakura-Tribe Scout does not have summoning sickness.
Steps
  1. Activate Sakura-Tribe 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 ub
  5. Resolve the Dimir Aqueduct trigger from step 2, returning it to your hand from the battlefield
  6. Activate Freed from the Real's second ability by paying u, untapping Sakura-Tribe Scout
  7. Repeat
Results
Infinite black mana. Infinite landfall triggers.