Sandstorm
A five-turn sandstorm is summoned to hurt all combatants except Rock, Ground, and Steel types. It raises the Sp. Def stat of Rock types.
Pokémon that are not Rock, Ground, or Steel types take damage equal to 1/16 of their max HP at the end of every turn. Boosts the Sp. Def stats of Rock-type Pokémon by 50%.
Boosts the damage dealt by Fire-type moves by 50% and halves the damage dealt by Water-type moves.
Boosts the damage dealt by Water-type moves by 50% and halves the damage dealt by Fire-type moves.
Pokémon that are not Rock, Ground, or Steel types take damage equal to 1/16 of their max HP at the end of every turn. Boosts the Sp. Def stats of Rock-type Pokémon by 50%.
Boosts the Defense stats of Ice-type Pokémon by 50%.