Bio: The Deltavunder is such a territorial elemental monster; it can use thunder stomp, which can zap intruders like chances or more than one, and it does indeed have an armored shell for protection. They can smash rocks and make a formation to protect the eggs, as they have a thick shell to prevent them from cracking.

Elemental: Earth/Lightning
Evolve form of: Electric rock deltavjatia monster (Electratia)
Height: 8'4 ft
Weight: 640 lbs.
Home habitats: Desert, Outback, Caverns, Grasslands, Savannah
Ability: Sturdy/Volt Absorb