Originally Posted by
Aktec
I have 2 of these relics and IV cd is around 1 30 - 1 40 depending on luck if hero at pull, can tell because orb is still on cd if you use again at 1 min. Before 7.2.5 it would be somewhere around 2 mins. But since we spend more time casting frostbolt now with double ice lance and tier set 2p nerfed its a fairly big difference.
Was theorising that because of this you may not want more than 1 of these relics in ToS so that cds line up better.