Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
You can Special Summon this card (from your hand) by removing 4 Ice Counters from anywhere on the field. Other monsters with Ice Counters cannot attack or change their battle positions.
--スノーダスト・ドラゴン
--Snowdust Dragon
local s,id=GetID()
function s.initial_effect(c)
	--special summon
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_SPSUMMON_PROC)
	e1:SetProperty(EFFECT_FLAG_UNCOPYABLE)
	e1:SetRange(LOCATION_HAND)
	e1:SetCondition(s.spcon)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
	--atk,pos limit
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetCode(EFFECT_CANNOT_ATTACK)
	e2:SetRange(LOCATION_MZONE)
	e2:SetTargetRange(LOCATION_MZONE,LOCATION_MZONE)
	e2:SetTarget(s.target)
	c:RegisterEffect(e2)
	local e3=e2:Clone()
	e3:SetCode(EFFECT_CANNOT_CHANGE_POSITION)
	c:RegisterEffect(e3)
end
s.counter_list={0x1015}
function s.spcon(e,c)
	if c==nil then return true end
	return Duel.GetLocationCount(c:GetControler(),LOCATION_MZONE)>0 and Duel.IsCanRemoveCounter(c:GetControler(),1,1,0x1015,4,REASON_COST)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp,c)
	Duel.RemoveCounter(tp,1,1,0x1015,4,REASON_RULE)
end
function s.target(e,c)
	return c~=e:GetHandler() and c:GetCounter(0x1015)~=0
end