Class F Lighting? My Infinite Blue Hands Rub the Light!

In the era of national awakening, space cracks are coming and demons are rampant. Others awakened SSS-level thunder and shattered half a mountain with one punch; others awakened SS-level ice and could freeze for thousands of miles without breathing. Lin Chen awakened the F-level life skill - Illumination. The school beauty broke up on the spot: "We are no longer from the same world. The strong should stand beside the strong." The whole audience burst into laughter. Only Lin Chen looked down at his panel and fell into silence. [Mana value: ∞] [Concept shaping library: 272 skill icons] Glimmer ray? Illumination. Eight-point light wheel? Illumination. Specium Ray, Great Sword of Light, Knight Kick, Noah's Lightning... "Sorry, these are all called lighting techniques here." Later, the demon army pressed on the territory, the Dark Divine Court descended, and all races trembled. Someone saw a golden light splitting the sky, and billions of light arrows falling like rain, illuminating the long night. The whole place was dead silent. Lin Chen scratched his head: "You call this... Lighting technique?" This book is also known as "I'm Really Not the Grandmaster of the Light System", "Ten Thousand Ways to Use Illumination", and "My Awakening Crystal Exploded on the Day We Broke Up".