SEASON FINALE! All-Out Gang Attack has erupted in KAIJUMAX prison between the Cryptids and the old-school J-Kaiju and it's every mon for himself amid flying claws, fire breath, and stomping action. Interspecies alliances are broken! Antediluvian lifespans come to an end! In the chaos, Mechazon and Electrogor put their risky plan to murder the crafty and sociopathic Zonn into action, but there's just so much that can go wrong. Also: New evolved kaiju powers! Two long-awaited comeuppances! A bloodless squishing! And... a new pet for the Sharkmon?