Marvel Universe, apart from its fictional heroes, it is also known for its creative locations, concepts and theories. It just never stops to amaze us. Many had been asking me to write a list of different metals found in Marvel universe and compare them. So I have done some research and have listed down my findings below. #1. Adamantium It is an iron based, very dense, artificially created alloy which is considered to be indestructible. It has the capability to sustain multiple nuclear explosions. It is rumored that a pure blade of this metal can cut through any known metal, yes of course the depth of cut will depend on the user’s strength too. Different forms of Adamantium include: Wolverine after the injection of Adamantium Proto Adamantium – Most indestructible material, found uniquely in Captain America’s Shield. This is a combination of vibranium and some other unknown elements and was created when a mishap happened in the lab. Thus no formula for the same is avail...