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

GU identity

Commander legal

The 3 combo pieces

What must be in place

Sea Tyrant of Segovia.
You control at least five untapped creatures, two of which must be green.

How to execute it

  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.

What the combo produces