Walking Atlas, Amulet of Vigor, Freed from the Real, and Izzet Boilerworks

Prerequisites

• Walking Atlas on the battlefield
• Amulet of Vigor on the battlefield
• Freed from the Real on the battlefield
• Izzet Boilerworks in hand
• Freed from the Real attached to Walking Atlas
• Walking Atlas does not have summoning sickness

Steps

1. Activate Walking Atlas by tapping it, putting Izzet Boilerworks from your hand onto the battlefield
2. Izzet Boilerworks enters the battlefield, triggering itself and Amulet of Vigor
3. Resolve the Amulet of Vigor trigger, untapping Izzet Boilerworks
4. Activate Izzet Boilerworks by tapping it, adding
5. Resolve the Izzet Boilerworks trigger from step 2, returning it from the battlefield to your hand
6. Activate Freed from the Real's second ability by paying , untapping Walking Atlas
7. Repeat

Results

• Infinite landfall triggers
• Infinite red mana