So, As the title may clue you in, There are some phrases, whether they are /joke, /taunt or just clicking around the map.. Some, I am extremely surprised aren't said. So I'm just going to list them away. Please upvote/comment. Lets cause some hype!
Kha'Zix:
This isn't even my final form!
Vladamir:
THEIR blood courses through MY viens
(animation idea) Starts laughing, starts coughing up blood, keels over. Then abruptly bends back laughing "Tricked you - It's not my blood"
(Definatley not) Blitzcrank:
I am not the droid you are looking for
Yorick:
Er'ry day I'm shovelin'
Lee sin:
Despite being blind, I see what you did there
Karma:
What goes around comes around, And it's going to hit you twice as hard
It seems I missed some people. Allow me a moment to rectify that
Amumu:
A Bandage doesn't make me feel better, Believe me. I've tried!
Viktor:
WE WILL BE VICKTORIOUS hwahahaha
Those are just the ones on top of my head. I am sure there is more. Feel free to contribute your own ideas ^_^