120mm Black Lightning Cannon (120mm 黒雷砲 120mm Kokuraihou) is a Lightning God Slayer Magic Spell.


The user generates a ball of black lightning between their palms before releasing it as a powerful beam. This spell is powerful enough to reach a rating of 3825 on the MPF.[1]


  1. Fairy Tail Manga: Chapter 285, Pages 16-17


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