That emperor doesn’t deserve death, slow and painful torture would suffice. What’s the...

cut off their genital's and leave them there (づ￣ ³￣)づ

Peel a little bit of their skin, and then put lemon juice/salt on it. Peel a little more everyday. Make a dog eat his hand (or his peepee) while its still attached. Make him eat his own skin, shove sharp objects in his anus. Tie him to a horse and then make horse run. Put needles in his eyes but leave it there ⁄(⁄ ⁄·⁄ω⁄·⁄ ⁄)⁄

I love the way you think ε=ε=(ノ≧∇≦)ノ