Backstab, Right? One Certificate Lasts Forever, I Love Eating Beef

[Sword and Magic + Cthulhu + Madness + Dihua + Invincibility] After Li Xiuen traveled through time, he became the dog-headed strategist of the fifth prince of the Kingdom of Alfheim. Awakening Golden Finger at the same time [Chessboard] While other princes were still fighting for power, he had already taken the fifth prince away. In less than two months, gunpowder and steam engines were about to come out, approaching the Industrial Revolution. However, the fifth prince, who has great achievements and shocking master, uses the name of "undercover Sixth Princess", but in fact he secretly assassinates him in exile! In a desperate situation, he accidentally triggered [Heizi·One Permanent Certificate]: I, the peak me, lowered the most suitable plug-in for me at this moment to protect everyone! After escaping from death, he finally understood the truth about [Chessboard]. This is a cheat left by his future self to the present! While sighing with emotion, he also sneered at the coldness of "accompanying a king is like accompanying a tiger". But instead of rushing for revenge, he chose a more "stable" style of play! On the surface, he escaped into the service of the Sixth Princess, farming in a low profile, and living aloof from the world. But in the dark, he is the feared "Candle Dragon". The world-defying plug-ins that are instilled in the future are coming in turn: [Hand of Cthulhu] [Eye of the Candle Dragon] [The Sword King's Solitary Show] [Yideng Immortal Pill]... In one fell swoop, Li Xiuen became the sword master who bowed his head, the magic emperor who was silent, the evil god who trembled, the young girl who was pregnant with the desire, and the man who was jealous... All the powerful men with unparalleled splendor and splendor in countless periods of time, the absolute taboo person who cannot be looked at directly, cannot be spoken of, and cannot be violated!