Invasion of Segovia // Caetus, Sea Tyrant of Segovia, Intruder Alarm, and Wurmcalling

Prerequisites

• Invasion of Segovia // Caetus, Sea Tyrant of Segovia on the battlefield
• Intruder Alarm on the battlefield
• Wurmcalling in hand
• Sea Tyrant of Segovia
• You control at least five untapped creatures, two of which must be green

Steps

1. Cast Wurmcalling with buyback by tapping five creatures you control, two of which must be green
2. Resolve Wurmcalling, creating a 1/1 Wurm creature token and returning Wurmcalling to your hand
3. When the Wurm enters the battlefield, Intruder Alarm triggers, untapping all creatures
4. Repeat

Results

• Infinite creature tokens
• Infinite ETB
• Infinite magecraft triggers
• Infinite mana creatures you control can produce
• Infinite storm count
• Infinite untap of all creatures