Shalltear Bloodfallen is a supporting character in the anime series, Overlord. Shalltear is one of the Floor Guardians of the Great Tomb of Nazarick, and is an NPC created by Peroroncino. Despite her young, short stature, Shalltear is a True Vampire and considered the strongest of all the Floor Guardians of Nazarick and is the first Guardian to greet any adventurer who wanders into the Great Tomb.