>>15097644Get Pokerus, all the power items, a Pokemon with Sweet Scent, and either an attack on your target Pokemon that hits everything or another Pokemon that knows it with Exp. Share active and your target Pokemon somewhere in your party. Give the power item to the Pokemon you wish to train.
Look for lists with horde EV training locations. Go to your desired area, sweet scent hordes and one shot them, and repeat. If things go right, you'll fully EV train a Pokemon within a few minutes.
