mob
    verb
    Weak_Invisible_Strike(mob/M as mob in oview(5))
        if(M.HP <= 0)
            usr << "[M] is already dead!"
        else
        if(usr.Mana > 5)
           usr << "You cast weak Invisible Strike!"
            M.HP -= 10
            usr.Mana -=10
            M.DeathCheck()
        else
            usr << "You don't have enough mana"