i saw nobody said this moveset yet so i'm making it :)
SPECIAL ATTACKER RAICHU INCOMING!!
Item: @Focus sash
Nature: Modest (+Sp.Atk & -Atk)
Evs: 252 Sp.Atk / 252 Speed / 6 Sp.Def
-Thunderbolt: STAB, Great power, Gets rid of water types and flying types AND has a 10% chance of paralyzing the target.
-Nuzzle/Toxic: Nuzzle to paralyze the opponent quicker and STAB, and do a bit of damage ^-^, And Toxic.. Well.. to poison the opponent, Plus it does more damage each turn and it's great OwO.
-Grass knot: Because SCREW YOU GROUND TYPES, ROCK AND WATER TYPES! ESPECIALLY GROUND! and does good power for a raichu.
-Brick Break/Nasty Plot: Gets rid of light screens and reflects, or you CAN go with nasty plot to get a Sp.atk And Sp.def boost
EVEN THOUGH ITS OUTDATED-