great beings are more like extraterrestrial lifeforms which are neither humans nor bionicles but resembling more of a hybrid between megatron and optimus prime. from another critical perspective one could say that the "great beings" are in fact the creator of the bionicles, that is to say anyone who have purchased, or played with bionicles is a great being. whether it is a child, dog, ufo or god himself can be a great being as long as he or she met at least of of the qualifications to be considered as one, which are the fact of having built a bionicle etc. since greg never said that my theory is wrong nor has he confirmed if am right, with upmost prudence and dignity it is safe to assume there are over 2 million great beings who are the fans that inhabit mother earth. all in all they are something along those lines. having said that, i am almost certain that my theory is 100% accurate to whatever is going on greg's creative mind. however the question still remains who is eligible to be the greatest being? is it greg or megatron? that is for you to decide...