The Villain's Lackey: Starting with Nocturne's Template

Su Ming, a sophomore, had an accident while playing League of Legends at an internet cafe and transmigrated into an urban novel he'd read before, The Dragon God Seal. He ended up in the body of a lackey who served the book's biggest villain. See how Su Ming makes his way through the novel, going from a mere lackey to face-slapping the male lead, conquering the world, and becoming its ruler!

The synopsis doesn't do it justice, so head straight to the story~~