Template:PokemonOldRockWater
Move types which are very good on {{{1}}}: Grass
Move types which are good on {{{1}}}: Electric, Fighting, Ground
Move types which are bad on {{{1}}}: Bug, Flying, Ice, Normal, Poison
Move types which are very bad on {{{1}}}: Fire
All other move types are normal effectiveness on {{{1}}}.
¹ – Red/Blue/Yellow only
² – All other Pokemon games