Liandry's Torment

3000
2100 (70%)
70 ability power
300 health
Passive
Unique – Torment: Dealing ability damage burns enemies, causing them to take 1% of the target's maximum health magic damage every 0.5 seconds over 3 seconds, capped at 20 per tick against monsters.  6% of the target's maximum health total magic damage over 3 seconds, capped at 120 against monsters. 
Unique – Suffering: For each second in combat with enemy champions, deal 2% increased damage, stacking up to 3 times for a total of 6%.
Limitations
Limited to 1 Liandry's Torment.
Charge up in combat to deal high damage over time, especially against durable enemies