Tideforce Elemental, Trench Behemoth, and Walking Atlas

Prerequisites

• Tideforce Elemental on the battlefield
• Trench Behemoth on the battlefield
• Walking Atlas on the battlefield
• You control a land that enters the battlefield untapped and can tap to produce at least
• Tideforce Elemental and Walking Atlas do not have summoning sickness

Steps

1. Activate a land by tapping it, adding at least
2. Activate Tideforce Elemental by paying and tapping it, untapping Walking Atlas
3. Activate Trench Behemoth by returning the land from the battlefield to your hand, untapping it
4. Activate Walking Atlas by tapping it, putting the land from your hand to the battlefield
5. When the land enters the battlefield, Tideforce Elemental triggers, untapping it
6. Repeat

Results

• Infinite landfall triggers