A fossil of an ancient Pokémon that lived in the sea in ancient times. It appears to be part of its back. Resurrected in Tirtouga at the Nacrene City Museum.
A Pokémon held item that extends the duration of the move Rain Dance used by the holder. Extends Rain Dance and Drizzle duration from 5 to 8 turns. Can be sold for 1,000₽ (Ore Maniac)
A peculiar stone that makes certain species of Pokémon evolve. It sparkles like eyes. Can be used to evolve male Kirlia to Gallade and female Snorunt to Froslass
If held by Clamperl, doubles its Special Defense. Causes Clamperl to evolve into Gorebyss when traded while holding it. This consumes the Deep Sea Scale.
If held by Clamperl, doubles its Special Attack. Causes Clamperl to evolve into Huntail when traded while holding it. This consumes the Deep Sea Tooth.
Raises the critical hit ratio of a Pokémon currently in battle by 2 stages. Does not stack with itself or Focus Energy. It also increases the Pokémon's friendship a little.