Umi

• A Legendary Ocean
  Field Spell
• Abyss-strom
  Normal Trap
• Amphibious Bugroth MK-3
  Effect Monster
• Cannonball Spear Shellfish
  Effect Monster
• Citadel Whale
  Effect Monster
• Codarus
  Effect Monster
• Deepsea Warrior
  Effect Monster
• Doom Kraken
  Effect Monster
• Electric Jellyfish
  Effect Monster
• Fish Sonar
  Normal Spell
• Forgotten Temple of the Deep
  Continuous Trap
• Fortress Whale
  Ritual Monster
• Fortress Whale's Oath
  Ritual Spell
• Fury of Kairyu-Shin
  Normal Spell
• Lemuria, the Forgotten City
  Field Spell
• Levia-Dragon - Daedalus
  Effect Monster
• Magellanica, the Deep Sea City
  Field Spell
• Maiden of the Aqua
  Effect Monster
• Mermaid Knight
  Effect Monster
• Ocean Dragon Lord - Neo-Daedalus
  Effect Monster
• Rage of Kairyu-Shin
  Quick-Play Spell
• Sea Stealth Attack
  Continuous Trap
• The Legendary Fisherman
  Effect Monster
• The Legendary Fisherman II
  Effect Monster
• The Legendary Fisherman III
  Effect Monster
• Tornado Wall
  Continuous Trap
• Torpedo Fish
  Effect Monster
• Umi
  Field Spell