Profile: Cestro is a being that comes from a distant Planet Aquitar, an underwater planet. He is a master of technology and is good at creating gadgets and devices of some sort. Cestro is an Aquitian, which is an aquatic or underwater species, and need the pure water of Aquitar to survive. They cannot stay long on Earth without sufficient and proper rehydration. Theirfore Cestro cannot survive without water for more than approximately 12 hours, or He would die.