Collect the colorful rings on the runway and stack them in neck to grow the longest neck and view the longest sculpture with your high long neck after reaching the finish line without knocking your head. • Collect the colorful rings • Stack rings in neck • View longest sculpture with long neck Longest Neck Stack Run 3D, stack rings, neck game, 3D game, hypercasual game, ring collection, longest sculpture, arcade game, mobile game, addictive game, free game, colorful game, stack challenge, high score, neck growing, runway game, .io games, .io, casual game