Gagein-it
You kill someone, you're tired, you're happy, and then some guy who was just chilling decides to kill you because you were too busy being a smug glory hog.
I killed someone, I was happy, and then some guy who was chilling took me down.
I just killed a guy, I was dancing, and then some guy shot me in the back.
I killed a guy, I was showing off, and then another guy shot me in the head.