Iconshipping Mating

I'LL HAVE YOU KNOW ASH'S PIKACHU MATING WITH SERENA'S SYLVEON CAN RESULT OF AN EEVEE HAVING YELLOW FUR WITH THE ABILITY OF LEARNING ELECTRIC MOVES REGARDLESS OF THE EEVEELUTION; OR A PICHU WITH BEIGE-TAN MARKS ON ITS BACK, EARS AND TAIL WITH THE ABILITY OF LEARNING NORMAL MOVES