Rivalry is an Ability that raises the Pokémon's attack by 50%. If they are an opposite gender, the Pokemon's attack is lowered by 50%. It was introduced in Generation IV.

PokemonEdit

Pokédex	Pokémon	Sprite	Type	Obtained
#029	Nidoran♀			Natural
#030	Nidorina			Natural
#031	Nidoqueen			Natural
#032	Nidoran♂			Natural
#033	Nidorino			Natural
#034	Nidoking			Natural
#267	Beautifly			Dream World
#403	Shinx			Natural
#404	Luxio			Natural
#405	Luxray			Natural
#519	Pidove			Dream World
#520	Tranquill			Dream World
#521	Unfezant			Dream World
#610	Axew			Natural
#611	Fraxure			Natural
#612	Haxorus			Natural