Dragon in Captivity

Beelzebub, Dragon Master,  has been excluded from the mind of the young wizard, John Lewis. So, he does not know that the young wizard is armed with technology from 1,000 years in the future and that the young wizard intends to time-travel back 400 years to confirm that Excalibur is being held in Iteria. Unfortunately, a non-magical attack with a sword influences the space-time continuum when John...