"TIDAL ORB" 1 of 3 Unknown Object Collection. One of the unknown objects is an orb that gives off energy generated from tides such as electrical energy. Tidal energy is a type of renewable energy whose numbers are relatively more predictable compared to wind energy and solar energy. Its utilization has not been widespread because from high initial costs and a limited location with sufficient tide. Further research and development is being carried out to improve efficiency and the critical limit of the energy it produces are varied a method obtained for extracting this type of energy. important notes! The orbs are guarded by several unidentified creatures