Jakotsu from Inuyasha 
Sesshoumaru from Inuyasha
this..
and this.
Its crazy. The first has a Light cosplayer. I dont get the 2nd and the 3rd. Everyone online is going crazy trying to figure it out. The 2nd is supposedly very dirty and comes from the mind of 4chan.
Pardon the language. There are funnier ones but the language is really crude, and most are perverted. But if you want...here.
HAVE FUN(: