Fish Sonar - Yugipedia - Yu-Gi-Oh! wiki

Metal Fish - Yugipedia - Yu-Gi-Oh! wiki

A single card from the set Legendary Duelists: Duels From the Deep

Fish Sonar - LED9-EN020 - Ultra Rare - 1st Edition

Yu-Gi-Oh! Legacy of the Duelist/Card Shop, Yu-Gi-Oh! Wiki

Magellanica, the Deep Sea City, Yu-Gi-Oh! Wiki

Catch of the Day - Yugipedia - Yu-Gi-Oh! wiki

Warrior of Atlantis, Yu-Gi-Oh! Wiki

Spike Seadra (Rush Duel) - Yugipedia - Yu-Gi-Oh! wiki

The Legendary Fisherman, Yu-Gi-Oh! Wiki

Cannonball Spear Shellfish, Yu-Gi-Oh! Wiki

Legendary Duelists: Duels from the Deep, Yu-Gi-Oh! Wiki

Torpedo Fish, Card Details

Searcher, Yu-Gi-Oh! Wiki