Trench Behemoth, Fastbond, and Scoured Barrens

Prerequisites

• Trench Behemoth on the battlefield
• Fastbond on the battlefield
• Scoured Barrens on the battlefield

Steps

1. Activate Trench Behemoth by returning Scoured Barrens from the battlefield to your hand, untapping it
2. Play Scoured Barrens, triggering it and Fastbond
3. Resolve the Scoured Barrens trigger, causing you to gain 1 life
4. Resolve the Fastbond trigger, dealing 1 damage to you
5. Repeat

Results

• Infinite landfall triggers
• Infinite lifegain triggers