Well now you actually can! as mob armor mod adds many new and unique armor sets that will actually transform you into a mob and even give you their abilities!
Become a villager eating zombies, smack everything around like massive Iron golems, shoot giant fireballs or small fireballs and fly like Ghast and Blaze, Explode like Creepers and teleport like Enderman as well!
This mod adds 12 new armor sets , every armor has own unique abilities , attributes and stats as well, some of them are truly overpowered and others are weaker then leather.
How to install
That is the default installation process for this type of material. So the actual installation might be a bit different. See additional links to find the original website of material.