Uka Uka was the evil twin brother of Aku Aku. When a piece of the Cortex Vortex fell in a temple, Uka Uka was realased from his cosmic prison. After he was defeated, Neo and Nefarious turn into babies and they start pulling him. Uka Uka then realased the Elementals. Crunch was rescued by Crash, Coco, and Aku Aku. and Cortex was stuck in the middle of nowhere and he was chased by Uka Uka.