Unique: Deals 15% of target champion's maximum health in magic damage and applies the debuff, Doom. Doom amplifies all magic damage that champion takes by 20% for 4 seconds. 90 second cooldown (750 range).
Unique: Drains target champion, dealing 10% of the target's maximum health in physical damage (min. 100) and healing you for the damage dealt.
Unique: Your attacks deal 8% of the target's current health in physical damage.
is included because it also creates silly strong burst scenarios, the difference being that it only amplifies the user of the item.