Online Game: Kill the Supreme God with One Sword at the Beginning

When he woke up, Su Yu found that he had traveled through a game called Xinghai. The white-bearded old man who fell to the ground and died in front of him was actually the Supreme God? Su Yu: Killed the Supreme God with one sword in the beginning? What to do? Waiting online, it's very urgent! System Announcement: System... System... System Grandpa has been hacked to death! Mastermind: The World-Destroying Demon God is actually you? Demon: Meet the Demon Lord. God of Destruction: Brother, you did a great job. Tell me, who will be killed next? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.