Talk:Frozen Heart/@comment-211.31.20.32-20120821104435/@comment-114.77.193.111-20120825074132

AFAIK, you can only have one instance of a negative aura debuff (so if there are two FH on the enemy team, you only get your aspd reduced by 20%)

http://leagueoflegends.wikia.com/wiki/Aura

v Yes, FH stacks with Randuin's, but multiplicatively