Jcksparow

PLEASE HELP ME FIRST MY 1) PIKACHU WAS REPLACED BY CHARMANDER 2)AGAIN ICAUGHT PIKACHU THE IT WAS REPLACED BY SANDSHREW 3)THEN I GOT PIKACHU WHICH WAS REPLACED BY CHARMANDER 4)MY LAKAZAM WAS AGAIN REPLACED BY SANDSHREW 5)LATEST MY VENUSAUR WAS REPLACED BY SANDSHREW PLSS HELP

When i enter the game , my venusaur was replaced by sandshrew

I also had this problem, my venusaur was replaced by sanshrew