Jungle Items Maybe ?

Hi Guys Well I Just Gonna Say Is It Better To Really Riot Change The Lifesteal Of Hunter's Machete Into All Of The Damage Like This ? : Gives You 10 % Lifesteal Against Jungle Monsters >>>Heals You For 10 % Of The Damage Dealt To Monsters ( Maybe They Can Add 33% Less Effective For AOE) Just Said That Cause I Guess Ap Jungles Exept Fiddle Diana And Malzahar Can't Sustain So Much And That Kinda Suck Give Me Your Thoughts Hope Riot Just Read This Although It Is Kinda A Bad Or Unbalanced Idea