Your search for "Sea Monster" revealed the following:
Sea Monster (Foil) (8ED) from Eighth Edition, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Daniel Gelon Card Text:Sea Monster can’t attack unless defending player controls an Island.
Sea Monster (6ED) from Classic Sixth Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Daniel Gelon Card Text:Sea Monster can’t attack unless defending player controls an island.
Sea Monster (10E) from Tenth Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Brian Despain Card Text:Sea Monster can't attack unless defending player controls an Island.
Sea Monster (7ED) from Seventh Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: John Howe Card Text:Sea Monster can’t attack unless defending player controls an island.
Sea Monster (8ED) from Eighth Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Daniel Gelon Card Text:Sea Monster can’t attack unless defending player controls an Island.
Sea Monster (TMP) from Tempest, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Daniel Gelon Card Text:Sea Monster cannot attack unless defending player controls any islands.
Sea Monster of Theseus - MP17-EN231 - Secret Rare - 1st Edition from 2017 Mega-Tin Mega Pack 1st Edition, available at 401 Games Canada. Rarity: Secret Rare Card Text:2 Tuners
Sea Monster of Theseus - RATE-EN081 - Secret Rare - 1st Edition from Raging Tempest 1st Edition, available at 401 Games Canada. Rarity: Secret Rare Card Text:2 Tuners
Sea Monster of Theseus - MAMO-EN071 - Ultra Rare - 1st Edition from Magnificent Monsters 1st Edition, available at 401 Games Canada. Rarity: Ultra Rare Card Text:2 Tuners
Sea Monster (9ED) from Ninth Edition, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Daniel Gelon Card Text:Sea Monster can’t attack unless defending player controls an Island.
Sea Monster of Theseus - RATE-EN081 - Secret Rare - Unlimited from Raging Tempest Unlimited, available at 401 Games Canada. Rarity: Secret Rare Card Text:2 Tuners
Sea Monster (Foil) (10E) from Tenth Edition, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Brian Despain Card Text:Sea Monster can't attack unless defending player controls an Island.
Deep Sea Diva (UR) - RA03-EN004 - Ultra Rare - 1st Edition from Quarter Century Bonanza 1st Edition, available at 401 Games Canada. Rarity: Ultra Rare Card Text:When this card is Normal Summoned: You can Special Summon 1 Level 3...
Sealock Monster (THS) from Theros, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Adam Paquette Card Text:Sealock Monster can't attack unless defending player controls an Island.5UU: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on...
Product Code: 792411005 Sailors have swapped stories of the horrors that inhabit the seas for centuries, creating legends of monsters that come up from the murky depths to drag whole ships down to Davy Jones’ Locker. Sailors are nothing if...
Sealock Monster (Foil) (THS) from Theros, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Adam Paquette Card Text:Sealock Monster can't attack unless defending player controls an Island.5UU: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters...
Sealock Monster - DDO Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Adam Paquette Card Text:Sealock Monster can't attack unless defending player controls an Island.5UU: Monstrosity 3. (If this creature isn't monstrous, put...
Atlantean Dragoons (PUR) - RA03-EN006 - Prismatic Ultimate Rare - 1st Edition from Quarter Century Bonanza 1st Edition, available at 401 Games Canada. Rarity: Prismatic Ultimate Rare Card Text:All your Level 3 or lower Sea Serpent monsters can attack directly....
Kaiser Sea Horse - SKE-015 - Ultra Rare - 1st Edition from Starter Deck: Kaiba Evolution 1st Edition, available at 401 Games Canada. Rarity: Ultra Rare Card Text:If you Tribute Summon a LIGHT monster, you can treat this 1 monster...
Monster Arms of Atlantis - BETB-EN015 - Super Rare - 1st Edition from Beyond the Brave 1st Edition, available at 401 Games Canada. Rarity: Super Rare Card Text:This card's name becomes "Umi" while on the field. You can only use...
Kaiser Sea Snake - MACR-EN091 - Common - 1st Edition from Maximum Crisis 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:If your opponent controls a monster and you control no monsters, you can Special Summon this card...
Kaiser Sea Snake - MACR-EN091 - Common - Unlimited from Maximum Crisis Unlimited, available at 401 Games Canada. Rarity: Common Card Text:If your opponent controls a monster and you control no monsters, you can Special Summon this card (from your...
Snowman Eater - SDRE-EN016 - Common - 1st Edition from Structure Deck: Realm of the Sea Emperor 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:When this card is flipped face-up: Target 1 face-up monster on the field;...
Atlantean Marksman - SDRE-EN003 - Common - 1st Edition from Structure Deck: Realm of the Sea Emperor 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:When this card inflicts Battle Damage to your opponent: You can Special Summon...
Sealock Monster (DDO) from Duel Decks: Elspeth vs. Kiora, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Adam Paquette Card Text:Sealock Monster can't attack unless defending player controls an Island.5UU: Monstrosity 3. (If this creature isn't monstrous, put...
Kaiser Sea Horse - DPKB-EN017 - Rare - Unlimited from Duelist Pack: Kaiba Unlimited, available at 401 Games Canada. Rarity: Rare Card Text:This card can be treated as 2 Tributes for the Tribute Summon of a LIGHT monster.
Sea Koala - BP03-EN038 - Common - 1st Edition from Battle Pack 3: Monster League 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:Once per turn, if you control another Beast-Type monster, you can reduce the ATK of...
Surface - SDRE-EN028 - Common - 1st Edition from Structure Deck: Realm of the Sea Emperor 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:Target 1 Level 3 or lower Fish, Sea Serpent, or Aqua-Type monster in your...
Deep Diver - SDRE-EN019 - Common - 1st Edition from Structure Deck: Realm of the Sea Emperor 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:At the end of the Battle Phase, if this card was destroyed by...
Call of the Atlanteans - BP03-EN178 - Common - 1st Edition from Battle Pack 3: Monster League 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:Target 3 Level 3 or lower Sea Serpent-Type monsters in your Graveyard; Special...
Sea Dragon Lord Gishilnodon - RGBT-EN044 - Super Rare - 1st Edition from Raging Battle 1st Edition, available at 401 Games Canada. Rarity: Super Rare Card Text:1 Tuner + 1 non-Tuner Level 3 monster // When a face-up Level 3...
Gameciel, the Sea Turtle Kaiju - DUDE-EN037 - Ultra Rare - 1st Edition from Duel Devastator 1st Edition, available at 401 Games Canada. Rarity: Ultra Rare Card Text:You can Special Summon this card (from your hand) to your opponent's field...
Leviair the Sea Dragon - GENF-EN043 - Ultimate Rare - Unlimited from Generation Force Unlimited, available at 401 Games Canada. Rarity: Ultimate Rare Card Text:2 Level 3 monstersOnce per turn: You can detach 1 Xyz Material from this card to...
Kaiser Sea Horse - SDRL-EN008 - Common - 1st Edition from Structure Deck: Rise of the Dragon Lords 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:If you Tribute Summon a LIGHT monster, you can treat this 1...
Moray of Greed - SDRE-EN029 - Common - 1st Edition from Structure Deck: Realm of the Sea Emperor 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:Shuffle 2 WATER monsters from your hand into your Deck and draw...
Atlantean Dragoons - SDRE-EN002 - Super Rare - 1st Edition from Structure Deck: Realm of the Sea Emperor 1st Edition, available at 401 Games Canada. Rarity: Super Rare Card Text:All Level 3 or lower Sea Serpent-Type monsters you control can...
A Legendary Ocean - SDRE-EN024 - Common - 1st Edition from Structure Deck: Realm of the Sea Emperor 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:This card's name is treated as "Umi". Reduce the Level of all...
Atlantean Dragoons - RA03-EN006 - Super Rare - 1st Edition from Quarter Century Bonanza 1st Edition, available at 401 Games Canada. Rarity: Super Rare Card Text:All your Level 3 or lower Sea Serpent monsters can attack directly. If this card...
Deep Sea Diva - RA03-EN004 - Super Rare - 1st Edition from Quarter Century Bonanza 1st Edition, available at 401 Games Canada. Rarity: Super Rare Card Text:When this card is Normal Summoned: You can Special Summon 1 Level 3 or...
Deep Sea Diva - DUSA-EN079 - Ultra Rare - 1st Edition from Duelist Saga 1st Edition, available at 401 Games Canada. Rarity: Ultra Rare Card Text:When this card is Normal Summoned: You can Special Summon 1 Level 3 or lower...
Atlantean Heavy Infantry - SDRE-EN004 - Common - 1st Edition from Structure Deck: Realm of the Sea Emperor 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:While this card is face-up on the field, once per turn during...
Sea Archiver - SDPL-EN003 - Super Rare - 1st Edition from Structure Deck: Powercode Link 1st Edition, available at 401 Games Canada. Rarity: Super Rare Card Text:If a monster is Normal or Special Summoned to a zone a Link Monster...
Gameciel, the Sea Turtle Kaiju - BLRR-EN075 - Secret Rare - 1st Edition from Battles of Legend: Relentless Revenge 1st Edition, available at 401 Games Canada. Rarity: Secret Rare Card Text:You can Special Summon this card (from your hand) to...
Armed Sea Hunter - SDRE-EN008 - Common - 1st Edition from Structure Deck: Realm of the Sea Emperor 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:If you control another face-up WATER monster, negate the effects of the...
Marincess Sea Horse - MP20-EN102 - Super Rare - 1st Edition from 2020 Tin of Lost Memories 1st Edition, available at 401 Games Canada. Rarity: Super Rare Card Text:You can Special Summon this card (from your hand) to your zone...
Kaiser Sea Horse - SDBE-EN016 - Common - Unlimited from Structure Deck: Saga of Blue-Eyes White Dragon Unlimited, available at 401 Games Canada. Rarity: Common Card Text:This card can be treated as 2 Tributes for the Tribute Summon of a...
Sea Koala - PTDN-EN037 - Common - Unlimited from Phantom Darkness Unlimited, available at 401 Games Canada. Rarity: Common Card Text:Once per turn, if you control another Beast-Type monster, you can reduce the ATK of 1 monster your opponent controls...
Marincess Sea Angel - LED9-EN040 - Common - 1st Edition from Legendary Duelists: Duels From the Deep 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:1 Level 4 or lower "Marincess" monsterIf this card is Link Summoned: You...
Spearfish Soldier - GENF-EN018 - Common - 1st Edition from Generation Force 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:This card gains 100 ATK for each of your banished Fish, Sea Serpent, and Aqua-Type monsters.
Poseidra, the Atlantean Dragon - SDRE-EN001 - Ultra Rare - 1st Edition from Structure Deck: Realm of the Sea Emperor 1st Edition, available at 401 Games Canada. Rarity: Ultra Rare Card Text:You can Tribute 3 Level 3 or lower WATER...