Talk:Karthus/@comment-5208038-20120708145511/@comment-62.1.128.49-20120710112205

Also, killing Dragon with your ulti on makes you a Dragon Rider, and you are able to summon the Dragon as your pet to the battle

Also, killing Baron Nashor with your ulti on exaltes you in the eyes of Tzeentch, the Lord of Change, and you receive a mutation - permanent equivalent of 1d20 AD, AP, MV, Hper5 and M/Fper 5