Sea Monsters of Umi Deck 40C V1
TCG · Umi · Fun/Casual Decks · 2026-08-08 · Source
Featured card
Maiden of the Aqua
One of the most-played Umi cards this deck runs.
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Checked against the TCG Forbidden & Limited list as of 25 September 2026.
Not checked: the TCG card pool (a card released only in the OCG).
Buy this deck — all 27 cards51 copies · about $24.17, main, extra and side deck
Main Deck
40 cards
Cannonball Spear Shellfish, copy 1 of 3- Cannonball Spear Shellfish, copy 2 of 3
- Cannonball Spear Shellfish, copy 3 of 3
Citadel Whale, copy 1 of 2- Citadel Whale, copy 2 of 2
Doom Kraken, copy 1 of 2- Doom Kraken, copy 2 of 2
Levia-Dragon - Daedalus, copy 1 of 2- Levia-Dragon - Daedalus, copy 2 of 2
Maiden of the Aqua, copy 1 of 3- Maiden of the Aqua, copy 2 of 3
- Maiden of the Aqua, copy 3 of 3
Ocean Dragon Lord - Kairyu-Shin, copy 1 of 2- Ocean Dragon Lord - Kairyu-Shin, copy 2 of 2
Orca Mega-Fortress of Darkness, copy 1 of 2- Orca Mega-Fortress of Darkness, copy 2 of 2
Torpedo Fish, copy 1 of 3- Torpedo Fish, copy 2 of 3
- Torpedo Fish, copy 3 of 3
A Legendary Ocean, copy 1 of 2- A Legendary Ocean, copy 2 of 2
Big Wave Small Wave, copy 1 of 2- Big Wave Small Wave, copy 2 of 2
Fury of Kairyu-Shin, copy 1 of 2- Fury of Kairyu-Shin, copy 2 of 2
Lemuria, the Forgotten City
Moray of Greed
Rage of Kairyu-Shin, copy 1 of 2- Rage of Kairyu-Shin, copy 2 of 2
Forgotten Temple of the Deep, copy 1 of 3- Forgotten Temple of the Deep, copy 2 of 3
- Forgotten Temple of the Deep, copy 3 of 3
Kairyu-Shin's Dark Reef
Sea Stealth Attack, copy 1 of 2- Sea Stealth Attack, copy 2 of 2
Tornado Wall, copy 1 of 3- Tornado Wall, copy 2 of 3
- Tornado Wall, copy 3 of 3
Torrential Tribute, copy 1 of 2- Torrential Tribute, copy 2 of 2
Extra Deck
11 cards
Marincess Aqua Argonaut, copy 1 of 2- Marincess Aqua Argonaut, copy 2 of 2
Marincess Coral Anemone, copy 1 of 2- Marincess Coral Anemone, copy 2 of 2
Marincess Great Bubble Reef, copy 1 of 2- Marincess Great Bubble Reef, copy 2 of 2
Mistar Boy
Number 37: Hope Woven Dragon Spider Shark
Number 47: Nightmare Shark
Snowdust Giant
Valiant Shark Lancer