Becoming Invincible Starts with Building a Mecha

The wheel of time and space is reversed, and Chen Nan is reborn at the turning point of destiny with the invincible universe technology system. Forge violent mechas, build starships, cultivate invincible magical skills, and explore the vast universe! He will make up for the regrets of his previous life and suppress all enemies in the world! "Ruyi! I won't let you bleed or cry for me anymore!" "I will take back what I lost in my previous life!" "Enemies from the past life, please kneel down and tremble!" "My name, Chen Nan, will definitely shock this universe!"