★Events: NIJISANJI Campaign | Duelist Cup★
★Updates: 12/05 Maintenance | 12/05 Banlist★
★Newly Released Card Packs:
┣ Secret Packs: Atonement's End | Fruits of the Sinful★
┗ Selection Pack: The End of Guilt★
Mega Fortress Whale is an Effect Monster 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 |
|
||
|---|---|---|---|
| Level |
7
|
||
| Types & Attribute | Water, Effect, Fish | ||
| Attack | 2550 | Defense | 2350 |
If Umi
is on the field: You can activate this effect; your WATER monsters can attack directly this turn. During your opponent's Battle Phase (Quick Effect): You can target 1 face-up monster your opponent controls; destroy it. If this card on the field is destroyed by battle or card effect: You can either add to your hand or Special Summon 1 WATER Warrior monster from your Deck or GY. You can only use each effect of Mega Fortress Whale
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 Mega Fortress Whale using CP-URs. To do so, go to the Deck Builder screen, search for Mega Fortress Whale, then click on Generate.
How to Craft Cards

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

| Monster Attributes | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Spell | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Traps | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| - | - |
| Toon | Spirit | Union | Gemini |
| Tuner | Flip | Special Summon | - |
Mega Fortress Whale Effect, Rarity, and Packs



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©高橋和希 スタジオ・ダイス/集英社・テレビ東京・NAS
©Konami Digital Entertainment
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