on damage:
    if {lvl::%attacker%} is smaller than arg 1:
        set damage to 0
        send "&cNie masz wymaganego poziomu, zeby uzywac tej broni!" to attacker
        stop
        
command /lvl-bron [<integer>]:
    permission: bla.bla
    permission message: Bla, bla, bla
    trigger:
        set lore of player's tool to "&8Wymagany poziom: &7%arg 1%"
        stop