* This card's {{GalleryHeader|lang=en|set=Manga}}<gallery widths="175px">DragonToken-EN-Manga-GX-NC.png | [[effect]Yu-Gi-Oh! GX (manga)] is similar to [[Umi]] and has it's first three letters in it's name. The card image is also similar.</gallery>|}
* This card is one of the members of the [[Attribute Fields{{GalleryHeader|lang=jp|set=Manga}}<gallery widths="175px">DragonToken-JP-Manga-GX-NC.jpg |Attribute Field]] Spell Cards that support [[WATERYu-Gi-Oh! GX (manga)]] monsters.</gallery>|}
* 海(umi) means sea and 海豚(iruka) means dolphin. So, this card's name is in fact Sea Dolphin!{{Card gallery|region=EN|type=Video game|MADU :: artwork}}
