Mega Fortress Whale - Yugipedia - Yu-Gi-Oh! wiki

Cosmic Ocean - Yugipedia - Yu-Gi-Oh! wiki

Orca Mega-Fortress of Darkness - Yugipedia - Yu-Gi-Oh! wiki

Set Card Galleries:Legendary Duelists: Duels from the Deep (TCG-EN-1E), Yu- Gi-Oh! Wiki

But we already have Gozuki and Uni-zombie…

Fortress Whale (manga), Yu-Gi-Oh! Wiki

Fortress Whale Card Profile : Official Yu-Gi-Oh! Site

Fortress Whale (manga), Yu-Gi-Oh! Wiki

Gallery of Yu-Gi-Oh! Reshef of Destruction cards (European English) - Yugipedia - Yu-Gi-Oh! wiki

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Duelist Pack: Duelists of the Abyss - Yugipedia - Yu-Gi-Oh! wiki