Destroy any nontoken creature that enters the battlefield under an opponent's control, Destroy any number of target nontoken creatures, Lock
Activate Visara by tapping it, destroying any nontoken creature.
The creature dies, triggering Overseer of the Damned, creating a tapped 2/2 Zombie creature token.
The Zombie enters the battlefield, triggering Intruder Alarm, untapping all creatures.
Repeat.
You may also repeat this loop any time a creature enters the battlefield under an opponent control.
Component Cards
How It Works
Activate Visara by tapping it, destroying any nontoken creature.
The creature dies, triggering Overseer of the Damned, creating a tapped 2/2 Zombie creature token.
The Zombie enters the battlefield, triggering Intruder Alarm, untapping all creatures.
Repeat.
You may also repeat this loop any time a creature enters the battlefield under an opponent control.