Clive Barker's Jericho

Solely in the crusader areas of Al-Khali, meanwhile, will be child knights - originally used as a weapon in the Middle Ages since it was thought that their purity and innocence would prove undefeatable on the battlefield. These days, however, they fly around in spectral form - through walls and ceilings - floating around at close range before becoming corporeal and lashing out with the unnaturally large veins they have instead of arms, pumped with corrupted blood.