--タイラント・ドラゴン
--Tyrant Dragon
local s,id=GetID()
function s.initial_effect(c)
	--disable
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_DISABLE)
	e1:SetRange(LOCATION_MZONE)
	e1:SetTargetRange(LOCATION_SZONE,LOCATION_SZONE)
	e1:SetTarget(s.distg)
	c:RegisterEffect(e1)
	--disable effect
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
	e2:SetCode(EVENT_CHAIN_SOLVING)
	e2:SetRange(LOCATION_MZONE)
	e2:SetOperation(s.disop)
	c:RegisterEffect(e2)
	--self destroy
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_FIELD)
	e3:SetCode(EFFECT_SELF_DESTROY)
	e3:SetRange(LOCATION_MZONE)
	e3:SetTargetRange(LOCATION_SZONE,LOCATION_SZONE)
	e3:SetTarget(s.distg)
	c:RegisterEffect(e3)
	--multiatk
	local e4=Effect.CreateEffect(c)
	e4:SetType(EFFECT_TYPE_SINGLE)
	e4:SetCode(EFFECT_EXTRA_ATTACK)
	e4:SetValue(1)
	e4:SetCondition(s.atkcon)
	c:RegisterEffect(e4)
	--spsummon cost
	local e5=Effect.CreateEffect(c)
	e5:SetType(EFFECT_TYPE_SINGLE)
	e5:SetCode(EFFECT_SPSUMMON_COST)
	e5:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_SINGLE_RANGE)
	e5:SetRange(LOCATION_GRAVE)
	e5:SetCost(s.spcost)
	e5:SetOperation(s.spcop)
	c:RegisterEffect(e5)
	aux.DoubleSnareValidity(c,LOCATION_MZONE)
end
function s.distg(e,c)
	if not c:IsTrap() or c:GetCardTargetCount()==0 then return false end
	return c:GetCardTarget():IsContains(e:GetHandler())
end
function s.disop(e,tp,eg,ep,ev,re,r,rp)
	if not re:IsTrapEffect() then return end
	if not re:IsHasProperty(EFFECT_FLAG_CARD_TARGET) then return end
	local g=Duel.GetChainInfo(ev,CHAININFO_TARGET_CARDS)
	if not g or #g==0 then return end
	if g:IsContains(e:GetHandler()) then
		if Duel.NegateEffect(ev) and re:GetHandler():IsRelateToEffect(re) then
			Duel.Destroy(re:GetHandler(),REASON_EFFECT)
		end
	end
end
function s.atkcon(e)
	return Duel.GetFieldGroupCount(e:GetHandlerPlayer(),0,LOCATION_MZONE)>0
end
function s.spcost(e,c,tp)
	return Duel.CheckReleaseGroupCost(tp,Card.IsRace,1,false,nil,nil,RACE_DRAGON)
end
function s.spcop(e,tp,eg,ep,ev,re,r,rp)
	local g=Duel.SelectReleaseGroupCost(tp,Card.IsRace,1,1,false,nil,nil,RACE_DRAGON)
	Duel.Release(g,REASON_EFFECT)
end