Card Errata:Mystic Plasma Zone

Old Lore: Increases the ATK of all DARK monsters by 500 points and decreases their DEF by 400 points.

New Lore: Increase the ATK of all DARK monsters by 500 points and decreases their DEF by 400 points.

Newest Lore: Increase the ATK of all DARK monsters by 500 points and decrease their DEF by 400 points.