Collector Ouphe + Encroaching Mycosynth + Lethal Vapors

BGU identity

Commander legal

The 3 combo pieces

• Collector Ouphe
• Encroaching Mycosynth
• Lethal Vapors

How to execute it

1. Whenever a creature enters the battlefield, Lethal Vapors triggers, destroying that creature.
2. Because Collector Ouphe prevents Lethal Vapors's activated ability from being activated, it cannot be destroyed due to its ability.

What the combo produces

• Destroy all creatures that enter the battlefield
• Lock