Trench Behemoth, Fastbond, and Tranquil Cove

Prerequisites

• Trench Behemoth on the battlefield
• Fastbond on the battlefield
• Tranquil Cove on the battlefield

Steps

1. Activate Trench Behemoth by returning Tranquil Cove from the battlefield to your hand, untapping it
2. Play Tranquil Cove, triggering it and Fastbond
3. Resolve the Tranquil Cove 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