However, Lightning Saber was made of normal metal. As progress was made and time went by, it gradually fell behind other weapons.
When it was used to hit the shells and bones of monsters, the blade bent easily and even cracked.
During the Year 55 of the New Era, the most advanced cold weapons were fused with monsters' bone powder and metals from the Other World during their creation. Some even had crystals added into them. With nanotech and memory metal folding technique, they were able to break the limits of cold weapons and firearms.
In the hands of superhumans with great spirit energy, super sabers were not just able to release sword glares and saber flames that would reach dozens of meters, but could meld into different shapes and release different attacks.
They were also stupidly expensive.
