Diaochan, Artful Beauty, Thornbite Staff, and Eldrazi Monument

Prerequisites

• Diaochan, Artful Beauty on the battlefield
• Thornbite Staff on the battlefield
• Eldrazi Monument on the battlefield
• Thornbite Staff attached to Diaochan
• Diaochan does not have summoning sickness

Steps

1. Activate Diaochan by tapping it, destroying an opponent's creature and any creature of that opponent's choice
2. If the opponent chooses a creature you control to be destroyed, it is not destroyed due to it having indestructible
3. The creature the opponent controls dies, triggering Diaochan, untapping Diaochan
4. Repeat

Results

• Destroy any number of creatures opponents control during each of your turns