Relly was a Relicanth that Sapphire catches when she was investigating Team Aqua. It was later revealed that it was one of the Pokémon needed to summon the three Regis, alongside her Wailord, which were both released there on after.
|Dive||The Beginning of the End with Kyogre & Groudon VI|
|+ indicates this Pokémon used this move recently.*|
- indicates this Pokémon normally can't use this move.
In the Chuang Yi translation, Relly was known as Relo.