Card Errata:Call of the Mummy

Original Lore: PGD-038, SD2-EN022, DB2-EN235: If there is no monster on your side of the field, you can Special Summon 1 Zombie-Type monster from your hand. You can only use this effect once per turn.

Errata Lore: SDZW-EN024: Once per turn, if you control no monsters, you can Special Summon 1 Zombie-Type monster from your hand.