Lin Chen became the first candidate to walk out of the examination room, and he was still muttering: The garbage college entrance examination will only delay my precious time to build mechas. Facing the reporter's question, he said indifferently: I am very busy building mechas, how can I have time to go to college. Just when Lin Chen was listed as a negative teaching material on the whole network, a mecha test video appeared on the Internet! An eight-meter-tall dual-form flying mech! The world is quiet! ..... The Pacific Rim era is coming, huge monsters have descended from the dimensional space, and the world is panicking. In the face of the conspiracy of aliens, Lin Chen made history, brazenly launched an anti-invasion plan, and the mecha legions all over the world entered the parallel world. When dimensional spaces are opened, ..... In the world of bright swords, the rampant Japanese invaders are facing a dimensionality reduction blow that is several eras ahead, crying overnight and crying for his father and mother, jumping into the sea and rowing a wooden plank to escape back to Japan! In the world of interstellar wars, the resources of the various insect stars have been transported back, and the indigenous federation has to do nothing to do, and it is said that these legions of parallel time and space will also go to plunder the federation ..... Traveling through the world of Busan, the mecha army drives away the zombies, and the survivors cheer as their savior takes away all kinds of resources, including their wives and daughters, ..... Until entering a world where women are strong, individual soldiers of the Mecha Legion began to lay down their arms and go to besiege the backward daughter country with millions of people, in the hope of being captured by them!