Question Regarding Inflicting Damage And Death With My Projectile To My Character and Another Human Opponent AND Creating A Health with Regenerate System From Being Shot By Projectile?

Hello everyone, I am here to know the exact steps on how I can cause damage to myself and Enemy from Projectile Shooting and how do I apply my Death animatioms from Starter Kit so he will Die and then Respawn as well as lastly get Health Regenerate.