World of Warcraft Return to Northrend

When death knight William and his teammates were preparing to travel through the Dark Portal for an expedition to Draenor 15 years ago, they were unexpectedly sent to Northrend 5 years ago. He originally wanted to rely on his own strength and knowledge to change the direction of history, but weird things happened one after another, making him understand that history would not be easily rewritten... In fact, this is the story of a level 100 hero who traveled to the 1980s. He wanted to be invincible like the GM, but sadly found that his power was weakened, and then he was abused by various bosses...