Talk:Karthus/@comment-4929259-20120511013605/@comment-108.20.208.199-20120515030814

try building RoA, Rylais, Zhonyas, WoTA. Karthus damage is sustained AoE, you need to be tanky for you to be able to Q+E repeatedly in teamfights. Also the fact that your tanky makes it that much more annoying that your still 'alive' after they took the long while to kill you.