OCG Rulings

  • This card cannot be activated if the opponent does not control any face-up monsters.[1]
  • This card cannot be activated if the only face-up monsters the opponent controls have 0 ATK.[1]
  • A monster that has its ATK reduced to 0 by this card remains with its ATK reduced as long as it remains face-up on the field.[1]


  1. 1.0 1.1 1.2 1.3 1.4 Konami OCG Card Database: Ghost of a Grudge

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