Miracle Drug

The Miracle Drug (奇跡の薬, Koi Zai) is a mysterious drug that can be injected or eaten by the user, in which they will be able to have their mental state changed tremendously. The drug was first seen to be used by the world government, in several experiments trying to create the prefect soldier. However the only surviving test subject and believed to be the only holder of this drug is Cosmo D. Cheshire of the Mafia Pirates.

Abilities and Powers
According to Cosmo himself, this drug is to be a wonderful feeling. He had commented that this drug makes him see the world in a wonder, bright and cheerful way. However in reality, this drug has shown to warp the mind of the user and make them forget about most of their own emotions. The drug is believed to have the user remove most of their emotions and have no second thoughts of carrying out orders. This was the original intention of the drug to have it for Marines and others who had kind hearts, this drug was intended for them to make sure that they wouldn't think of defecting or such. Also according to Vegapunk himself, he had for seen that this drug could be used to have almost a brain washing affect on the eaters.

There is two ways in way to get this drug into the body, the first is by injection which was shown to have happen to Cosmo countless times. The next is through eating it in a capsule form, which is mostly how Cosmo gets these into his system now a days. The down side to this drug is that the user will become addicted it to and will constantly need it. Also to the point that upon overdosing on it, it will kill off several thousand brain cells and the user will before "high" on this drug. The case being Cosmo, thus why he is always overly cheerful and seeing the world through "bloody colored glasses". Aside from these affects, the drug seems to have some advantages for Cosmo as well along with his zoan type devil fruit. He is able to have the same affects to that of a rumble ball, helping him stay in a bigger form in a longer period.