local combat = createCombatObject()
setCombatParam(combat, COMBAT_PARAM_BLOCKARMOR, 1)
setCombatParam(combat, COMBAT_PARAM_BLOCKSHIELD, 1)
setCombatParam(combat, COMBAT_PARAM_TYPE, COMBAT_ICEDAMAGE)
setCombatFormula(combat, COMBAT_FORMULA_SKILL , 0, 0, 0, -150)

local condition = createConditionObject(CONDITION_PARALYZE)
setConditionParam(condition, CONDITION_PARAM_TICKS, 5000)
setConditionParam(condition, CONDITION_PARAM_SPEED, -500)
setCombatCondition(combat, condition)

     function onUseWeapon(cid, var)
     doCombat(cid, combat, var)
end