Activates if "Umi" is on your field. Monsters you have Normal Summoned, Special Summoned, or Flip Summoned become invisible to the opponent until end of their turn. If "Umi" leaves your field, all monsters become visible.
Work in progress...
Duel Quest Event
Yubel Unlock Event: Rise of the Yubel, the Ultimate Nightmare
Dimension of the Wizards
New Week Campaign!
2nd Anniversary Campaign
PvP Best decks [20 Mar Updated]
King of Game decks [Mar 2019]
How to beat/farm Yubel Lvl 40
Yubel Fire King: deck recipe
Leaked News [Mar 20 updated]
How to beat/farm Yubel Lvl50
Yubel unlock event: Rise of the Yubel, the Ultimate Nightmare
Dino Survival's End: deck recipe
Geartown Turbo: deck recipe
Masked HERO: deck recipe
Decks to farm LDs
Warm Worm | Decks and Tips
Tainted Wisdom | Deck and Rulings
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Creature Seizure | Decks and Tips