Visara the Dreadful, Intruder Alarm, Xathrid Necromancer, and Maskwood Nexus

Prerequisites

• Visara the Dreadful on the battlefield
• Intruder Alarm on the battlefield
• Xathrid Necromancer on the battlefield
• Maskwood Nexus on the battlefield
• Visara does not have summoning sickness

Steps

1. Activate Visara by tapping it, destroying any creature you control
2. The creature dies, triggering Xathrid Necromancer, creating a 2/2 Zombie creature token
3. The Zombie enters the battlefield, triggering Intruder Alarm, untapping all creatures
4. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite mana creatures you control can produce
• Infinite untap of all creatures