Energon. Energonii and the group are looking bad robots, called Decepticons. These energy sources are the subject of war between the two camps. Autobots are led by Optimus Prime will defend and protect our planet, while the Decepticons Megatron's are able to destroy the earth for energon. Help Optimus Prime keep our planet beautiful and clean, without the Decepticons. Do not forget to rate the games that you like. In this category you will find a lot of games that will test all skills Try every game in this Bob the builder games category and rate it the best.