It's haunting, guys!
ABILITY POWER :  ⇒ 35
UNIQUE PASSIVE No longer grants Eyes of Pain: +15 flat magic penetration
UNIQUE PASSIVE Madness: Damaging champions increases the damage you deal by 2% per second until exiting combat (up to 10%)
Liandry’s Torment is a natural pairing for Rylai’s Crystal Scepter, and many of its purchasers care primarily about that two-item power spike. Combined with the changes to Rylai’s, we are less concerned with RyLiandry’s being abused by non-core users, and thus can afford to let those core users hit their spike earlier.
BUILD PATH : [Amplifying Tome + Ruby Crystal + 765 gold] ⇒ Amplifying Tome + Ruby Crystal + 665 gold
TOTAL COST :  ⇒ 1500 gold
TOTAL COST :  ⇒ 3100 gold