Robin's Levin Sword and tomes have varying levels of durability. After they are all used up, they are tossed and can be picked up and thrown as a high-knockback projectile. After a set amount of time, they restore.Levin Sword - 8 uses, restoring after 6 secondsThunder - 20 uses, restoring after 10 seconds; Thunder → 1 use, Elthunder → 3 uses, Arcthunder → 5 uses, Thoron → 8 usesArcfire - 6 uses, restoring after 10 secondsElwind - 9 uses, restoring after 6 seconds; Elwind → 1 use, infinite jab → 1 use per 2 secondsNosferatu - 4 uses, restoring after 40 seconds
There are as four stages of Thunder magic. Different levels of charge have different effects and damage output.Thunder - fast, short-lived electric shot that charges before 0.5 secondsElthunder - slightly slower ball of electricity, travels longer, deals more damage and knockback, charges in 0.5 secondsArcthunder - picks up speed, travels as far as Elthunder, traps opponents, charges in 2 secondsThoron - piercing beam, infinite range, deals high knockback and damge (more when held), charges in 3.5 seconds Cast Nosferatu from behind to steal more health. After using the Levin Sword for a smash or directional aerial attack, Robin will continue to use it for those attacks until it wears out or if he switches back to the Bronze Sword by using any other attack, excluding grabs, throws, and special moves. After using Pair Up, Robin's Final Smash, all tomes and Levin Sword will be restored to full durability.