Activate 1 of these effects; • If you control no monsters: Add 1 Level 6 Zombie monster or 1 "Call of the Forgotten" from your Deck to your hand. • Zombie monsters you control gain 400 ATK, then you can draw cards equal to the number of "Call of the Haunted" you control. You can only activate 1 "Ectoplasmic Fortification" per turn.
