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Has a 10% chance to lower the target's Special Defense one stage.
Bug Buzz is a Bug-type equivalent.
Dragon Pulse is a Dragon-type equivalent, but has no additional effect.
Earth Power is a Ground-type equivalent.
Hyper Voice is a Normal-type equivalent, but has no additional effect.
Sludge Bomb is a Poison-type equivalent, but has a chance to poison the target instead of lowering Special Defense.