Fastbond + Thornwood Falls + Trench Behemoth

GU identity

The 3 combo pieces

• Fastbond
• Thornwood Falls
• Trench Behemoth

How to execute it

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

What the combo produces

• Infinite landfall triggers
• Infinite lifegain triggers