(Nidalee) [00:00:37]: so gtfo and farm
(Nidalee) [00:00:55]: i want you nice and fat YOU HEAR ME PRIVATE
(Mordekaiser) [00:01:07]: ma'am yes ma'am

(Kennen) [00:00:14]: no skin on gp
(Kennen) [00:00:15]: we lost.

Was being mean and abusive with words.
Offensive Language

A rather large Richard.
Verbal Abuse

We haz a personal message:

(Ryze) [All] [00:22:27]: hi tribunal, please press punish for telling them they'd lose if it wasn't 4v5

(Master Yi) [00:06:09]: mister yi best champ

"Just THE most rude foul mouthed guttersnipe i have EVER witnessed! Also did you know that mushrooms are an excellent source of bannana juice?"

Then on the same case:

"complained all game, prettymuch an unpleasant teammate and not someone you would want to play with. read the logs, also muffins are awesome"

(Gragas) [All] [00:00:41]: OMFG
(Olaf) [00:00:46]: just leash then
(Shen) [00:00:47]: ill start to jungle later maybe lvl 4
(Gragas) [All] [00:00:50]: RIOT IS SUCK AT BANNING
(Ashe) [00:00:56]: kk
(Olaf) [All] [00:00:59]: gl hf
(Gragas) [All] [00:01:00]: FKING BAN THIS ACCOUNT
Drako Malphoi (Ashe) [00:01:03]: for me or u
[All] [00:01:06]: DONT NEED IT!

Your wish is my command, good sir.

Not a quote, but somebody's name in one game was "anusmcpoophole". This amuses me greatly. The guys losing to him even said this:

(Ashe) [All] [00:34:41]: I can't believe i'm losing to a guy named anus mcpoophole...