sorry for bad spanish, the only other language i know is portuguese which is adjacent at best and google is bad at this translating thing
@Yuu_606 tengo un goomy (y un ditto 6iv se lo quieres) para intercambiar, avísame si estás disponible
don't worry too much about the last part, just be aware that tyranitar is extremely strong here, and only partially for the same reasons as in mainline
most shinies were changed
the charmander line, for example, has mega charizard x's color scheme (except mega charizard x itself, which has y's color scheme instead, it's exactly as confusing as it sounds)