A Boss from Another World Plays with a Mecha

Time travel + mecha + competition + cultivation + invincibility + brain + no system + single female protagonist + alien race He Huan, who was Emperor Liuyun in his previous life, failed to survive the tribulation, and traveled to the mecha world with his obsession. Play with mecha while cultivating, start from scratch, and change the situation step by step. Refining the body, refining the energy, building the foundation and forming elixirs. . . There are all kinds of mysterious means. Mecha combat, single and group battles, crushing all the way, dimension reduction strikes. Mecha modification, scientific modification and magic modification, surprise, break the cognition, and create miracles.