>>50485551>emulator>hotkey Fast Forward>move your Pokemon's attacking move into the first move slot>walk back and forth in grass while mashing A, don't even need to look at the game>do this for a few minutesAlternatively, any PKSM compatible game enables you to just edit the IVs/EVs and levels from a menu. If your team is behind or you get something new and want to bring it up to speed, you can fix that in like 2 minutes.