Elemental HERO Mariner is a Common Fusion Monster card from Yu-Gi-Oh! (Dark Revelation Volume 4, DR04). Current market price: $0.24.
Common
Dark Revelation Volume 4 (DR04)
Card Text
"Elemental HERO Bubbleman" + "Elemental HERO Avian"
Must be Fusion Summoned and cannot be Special Summoned by other ways. While you have any face-down card(s) in your Spell & Trap Card Zones, this card can attack your opponent directly.
