Metalions

A mysterious mural appears in the Moscow subway system, and Leonard and Elon go to investigate—while misdirecting the Eco Team to India to keep them off the trail. Agent R lures them into a deserted subway tunnel hoping to capture them, but hilariously fails through a serious of unlikely accidents. In the end, the trio discover an underground mural, and end up on the run, being chased by three wild Metalions., Fleeing from a stampede of wild Metalions, Leonard, Elon and Agent R discover a cave full of Metallic ruins. When Agent R attempts to loot the artifcats, Elon stands up to him, causing Agent R to spring his trap and attack the boys with Sigma Spider Robots. With the help of Ghost and the Cross Attacker, Elon and Leonard must defeat Agent R and protect the ruins.