Biography

Official Biography

Unofficial Biography

Shellhead is one of Ben 10,000's aliens. He is a giant turtle who can hide in his shell so he won't get hurt. Ken believes he is useless against crime. He was obtained in "War of the Worlds", but not used.

Omnitrix Version Modifications

unknown

Advantages and Abilities

• Is giant
• Can hide in his shell

Disadvantages and Weakness

• Has no fighting ability

Sickness Effects

unknown