Shiny PokÃ mon are a different color than that PokÃ mon normal for their species . Shiny PokÃ mon are not necessarily better than regular PokÃ mon , although in Gold , Silver , and Crystal , they have better-than-average individual values . In the third generation , however , `` shininess '' is determined by another value , and shiny PokÃ mon are not stronger than any other PokÃ mon in battle .