>>44556932He can't control mega evolution on his own so he he needs that machine to do it. At least that was the theory a while back, basically he's a faggot who doesn't even believe in his own pokemon enough to bring out their potential with the power of kizuna like we can and other people can.
It's chessy but completely in tone with pokemon, the power of bonds can triumph over any adverser especially if the pokemon has a strong friendship as well