Card Rulings:Zero Force

TCG Rulings

 * You cannot activate this card during the Damage Step.


 * You cannot activate this card if there are no face-up monsters on the field.


 * You cannot activate this card if a face-up monster is removed from play as a cost.


 * You cannot activate this card when a Token or a Trap Card treated as a monster is removed from play.


 * You can activate this card if your monster is destroyed by "Acid Trap Hole" while "Macro Cosmos" is on the field.