Make a crystal in the shape of a pokeball and troll reincarnators

He finds crystals in HxH that can absorb energy. He applies a crystal to the devil's fruit and absorbs strength from the fruit. There may be failures or stupid effects. My idea of fox fruit from the 6th floor is an impeldown and the result of a chakra beast with a crystal-core. Perhaps as the beast develops intelligence, there will be a chakra armor