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.