Talk:Karthus/@comment-76.92.140.157-20130308103853/@comment-72.208.3.45-20130308223717

" Lay Waste will proc  spell vamp  and   Rylai's slow  as a single target spell, with full effect, when it hits a single enemy unit."

Please read the abilities page (which in general is tested and verified), rather than stating erroneous assumptions as fact.