Prerequisites
- Gravespawn Sovereign on the battlefield
- Bile Urchin on the battlefield
- Intruder Alarm on the battlefield
Steps
- Sacrifice Bile Urchin to have target opponent lose 1 life
- Tap 5 untapped zombies you control to return Bile Urchin to the battlefield
- Intruder Alarm triggers, untapping all creatures
- Repeat
Results
- Infinite death triggers
- Infinite ETB
- Infinite lifeloss
- Infinite LTB
- Infinite mana creatures you control can produce
- Infinite untap of creatures you control
Required Cards 3
Gravespawn Sovereign
Creature — Zombie
Bile Urchin
Creature — Spirit
Intruder Alarm
Enchantment
