Infected Cleaver when you use this you will throw a cleaver to your front the cleaver costs you hp but if you hot something brings you back 50% of the ho wasted this cleaver do a % of the targets hp but it haves limit and also goves slow.
Burning Agony every one around you starts suffering some demage, when you are with this skill activated the CC will be reduced on you.
Masochism gives some atack power but if are low hp it will give more atack power.
Sadism it cost you 20% of your hp but gives you a gigantic hp regeneration and movement speed.
(Tips use Infected cleaver to slow the target and reach him use Burning Agony while you are close and dont forget to activate Masochism, if you are low hp or you want to run away use the ulti :D)