Robot arena is place to fight a robot huge small or others in some classes just the name robot arena is A huge place to be and has a huge price to get in robot arena is simulating a shotting and killing firing machine by other robot and when the user get it robot the user may have the same class fighting in some place such sahharra , sea and sky or land and sandy places in some place it may chossed by some war robot like sea robot and land or other typeS GET IN AND SIGNED IN THE ARENA FOR 4521$.