--Mondoassillo Testa || Worldsbane Heads
--Scripted by: XGlitchy30

local s,id=GetID()

function s.initial_effect(c)
	--ss
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e1:SetProperty(EFFECT_FLAG_DELAY)
	e1:SetCode(EVENT_TO_HAND)
	e1:SetCountLimit(1,id+EFFECT_COUNT_CODE_OATH)
	e1:SetCondition(s.spcon)
	e1:SetCost(s.spcost)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
end
--ss
function s.splimit(e,c)
	return c:IsLocation(LOCATION_EXTRA) and not c:IsType(TYPE_XYZ)
end
function s.spcon(e,tp,eg,ep,ev,re,r,rp)
	return not e:GetHandler():IsReason(REASON_DRAW) and e:GetHandler():IsPreviousLocation(LOCATION_DECK) and e:GetHandler():IsPreviousControler(tp)
end
function s.spcost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return not e:GetHandler():IsPublic() end
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_CANNOT_SPECIAL_SUMMON)
	e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET+EFFECT_FLAG_OATH+EFFECT_FLAG_CLIENT_HINT)
	e1:SetDescription(aux.Stringid(id,1))
	e1:SetTargetRange(1,0)
	e1:SetTarget(s.splimit)
	e1:SetReset(RESET_PHASE+PHASE_END)
	Duel.RegisterEffect(e1,tp)
end
function s.filter(c,e,tp)
	return c:IsType(TYPE_MONSTER) and c:IsRace(RACE_REPTILE) and c:IsLevel(4) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return Duel.IsPlayerCanSpecialSummonCount(tp,2) and Duel.GetLocationCount(tp,LOCATION_MZONE)>1
		and c:IsCanBeSpecialSummoned(e,0,tp,false,false) and Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_GRAVE,0,1,e:GetHandler(),e,tp)
	end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,c,1,tp,c:GetLocation())
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_GRAVE)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	if Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 then return end
	local c=e:GetHandler()
	if c:IsRelateToEffect(e) and Duel.SpecialSummon(c,0,tp,tp,false,false,POS_FACEUP)>0 and Duel.GetLocationCount(tp,LOCATION_MZONE)>0 then
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		local g2=Duel.SelectMatchingCard(tp,aux.NecroValleyFilter(s.filter),tp,LOCATION_GRAVE,0,1,1,nil,e,tp)
		if #g2>0 and Duel.SpecialSummonStep(g2:GetFirst(),0,tp,tp,false,false,POS_FACEUP) then
			local e1=Effect.CreateEffect(c)
			e1:SetType(EFFECT_TYPE_SINGLE)
			e1:SetCode(EFFECT_DISABLE)
			e1:SetReset(RESET_EVENT+RESETS_STANDARD)
			g2:GetFirst():RegisterEffect(e1)
			local e2=Effect.CreateEffect(c)
			e2:SetType(EFFECT_TYPE_SINGLE)
			e2:SetCode(EFFECT_DISABLE_EFFECT)
			e2:SetReset(RESET_EVENT+RESETS_STANDARD)
			g2:GetFirst():RegisterEffect(e2)
		end
		Duel.SpecialSummonComplete()
	end
end