How can you beat the elite four with LVL 73 Graydos lvl 72 giginta lvl 71 heatran lvl 43 pupitatr lvl 67 alateris lvl 71 blazekien?

Answer 1

raise all there lvls about 10 lvls and the pupitars raise 15 lvls

UPDATE: Actually, you can beat the elite four with all level 60's. Ive tried. And succeded.