Get pokerus on your pokemon, and give it a macho brace. That will quadroople ur Evs. And give it carbos. 10 carbos will give you 100 speed evs. Same for 10 of any of the other stat boosting vitamins
lol that a really good startgy
also teahc me alttie about ev's like i'm trying to get pichue to ev in speed so i'm just going up against that magikarp trainder and i'm getting like 2 ev's when it lvs up