I out your candle. I then break the candle stick in half.

The heat from my lightsaber either extinguishes the water you have there, or burns all of you, the candle, instantly.

Ninja'd...killing humans is so boooring.

I confiscate your lightsaber, roll you into a ball and kick you into space.

_{You? Confiscate my lightsaber? Ridiculous.}

I use my Sith powers so that midichlorians carry me back to Terra, and then I use the force to send YOU into space.

I eradicate you for using the forbidden "m" word.

i throw you in an iron maiden.simple enough

I toast you until you burn, then stamp on you.

I force your avatar into Ril'yeh. The odd angles makes him kill himself.

I throw anti-anime people at you, causing your avatar to strangle herself to death.

i throw you into an alien conspiracy convention where they disect you*

i smear butter and sugar on you then eat you

i unleash CTHULHU various "things" happen between your avatar and the tentacles on his face (i'll leave it up to your imagination to fill in the blanks) massive internal hemorrhaging occurs then he crushes you

Your avatar is already dead.

Shazam.

I throw you into the sea so you either drown or dissolve because of the salt

I make you impale yourself with that shuriken.

Your avatar looks too innocent for me to kill.

oh, well...

I write your name in my death note, you die of a heart attack, I laugh!

HAHAHAHAHAHAHAHAHAHAHAHA!!!!!

I write your name in your own Deathnote.

i set off strategically placed c4 making the whole city crumble

I cause chaos and vandalism. Some idiots blow up a major part of Rapture. The place goes -BOOM!-
I break you up and throw you in my toilet bowl. I then proceed to flush.

i give you a desu overload

I use the same desu overload on you.

i play a 50 cent song backwards sucking your soul into the cd

I get uber vines to tear you apart

strangle you with your hair

i beat you with the exclamation point

i choke you with waffles but i keep the bacon

Your toast lands butter side down...IN A CHEMICAL FIRE!

i nuke whatever the hell your avi is

I sing "Don't Look Back In Anger" at you. ^Overkill...

I activate my Limit Break against you.

I vanquish the above avatar with "THE POKE OF DOOM!!!"

I bash the above avatar repeatedly with a crowbar.

I call animal controll. Unable to identify what you are, they put you in a zoo, where you slowly parish on display.

I beat you with my console of choice, the heavy PS3

Mario jumps on your head and cruses you to death. It's not pretty.