★Events: NIJISANJI Campaign | Duelist Cup★
★Updates: 12/05 Maintenance | 12/05 Banlist★
★Newly Released Card Packs:
┣ Selection Pack: Aerial Superiority | The End of Guilt★
┗ Secret Packs: Atonement's End | Fruits of the Sinful★
Sea Stealth II is a Spell card in Yu-Gi-Oh Master Duel! Read on to see its effects, rarity, and all the packs needed to unlock it!
List of Contents

| Rarity |
|
|---|---|
| Types | Spell, Continuous |
This card's name becomes Umi
while on the field or in the GY. Your opponent cannot target WATER monsters you control with non-WATER monster effects. At the start of the Battle Phase: You can Special Summon from your hand or GY, 1 monster that mentions Umi
, or 1 WATER Normal Monster, in Defense Position, but destroy it at the end of the Battle Phase. You can only use this effect of Sea Stealth II
once per turn.
| Card Pack List | |
|---|---|
![]() Cosmic Ocean |
|
| Card Pack List | |
|---|---|
![]() Raging God of the Sea |
|
| Crafting Cost | Disenchanting Cost |
|---|---|
|
|
Basic Finish:
Foil Finish:
Royal Finish:
|
You can craft Sea Stealth II using CP-Rs. To do so, go to the Deck Builder screen, search for Sea Stealth II, then click on Generate.
How to Craft Cards

You can also get Sea Stealth II from the Master Pack. However, we strongly advise against buying from the Master Pack as the odds of pulling Sea Stealth II are low.
Best Normal and Secret Packs to Buy
| Deck Lists | |
|---|---|
![]() Umi Control |
EX-ZERO Phantasm Spiral |

| Monster Attributes | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Spell | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Traps | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| - | - |
| Toon | Spirit | Union | Gemini |
| Tuner | Flip | Special Summon | - |
Sea Stealth II Effect, Rarity, and Packs



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©Konami Digital Entertainment
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