Genius Game from Another World Siege Lion

The genius Xiao Ming accidentally fell into the game Siege Lion. He made three game masterpieces in five years and died suddenly due to liver failure for many years, so life in a different world began. The birth point is a castle, but why does this castle look so familiar? Xiao Ming suddenly discovered that it was the castle of the final boss of the game that he had designed, and when he saw it again, he had transformed into the final boss. However, what makes Xiao Ming a little troubled is that he is actually the boss in a juvenile form. With the abilities he set, only one of his subordinates can travel through time together. It's not a bad start, so let's use our abilities to become a big devil in another world. Xiao Ming thought so. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.