Time Travel: I was so disappointed to learn about the awakening sign-in system

I just found myself poisoned after crossing over? Fine, fine, you bastard emperor, you didn't just harm my father, you're also going after him? Luckily, I've awakened the system! "Ding, signing in." "Congratulations to the host for acquiring the character Zhao Gao." "Ding, congratulations to the host for acquiring the assassin organization, Luowang." "Ding, congratulations to the host for acquiring the legion, 10,000 Great Snow Dragon Riders."... This system is full of benefits! Watch me accumulate strength and take on the royal family! ...