Download Infernal Mobs [1.9]

1UP - Mob heals fully, once, upon getting low.
Alchimist - Throws Potions at you.
Berserk - Mob deals double damage, but hurts itself on attacking.
Blastoff - Tosses Players into the air.
Bulwark - Mob has 50% damage resistance.
Cloaking - Invisibility Potion effect on Mob.
Darkness - Blindness Potion effect on Player.
Ender - Can teleport dodge attacks, reflecting damage on the Player.
Exhaust - Exhaust Potion effect on Player.
Fiery - Sets Player on Fire.
Ghastly - Shoots Fireballs.
Gravity - Knocks back or pulls Players.
Lifesteal - Heals from attacking.
Ninja - Can teleport dodge attacks, reflecting damage on the Player.
Poisonous - Poisons Player.
Quicksand - Slow Potion effect on Player.
Regen - Heals Health back.
Rust - Causes high amounts of wear on weapons and armour when fought.
Sapper - Hunger Potion effect on Player.
Sprint - High movement speed bursts.
Sticky - Can snatch the items from the player with what he attacks with.
Storm - Calls down Lightning.
Vengeance - Reflects a portion of all damage done.
Weakness - Weakness Potion effect on Player.
Webber - Spawns Webs at the Players legs.
Wither - Wither effect.