physical: raichu expert belt evs 252 def 252 spdef 4 atk nature adamantant
- volt tackle or wild charge
- thunder punch
- fake out
- brick break
special:raichu magnet 252 def and spdef 4 atk
- t-bolt
- volt switch
- nasty plot
4.hp ice or signal beam
mixed:raichu focus sash evs 4 hp 252 def and spdef
- t-bolt
- volt tackle / wild charge /t-punch
- hp ice
- brick break
i don't care which one I use all of them are good but it is up to you then