--豊沃の蟠竜
--Coiled Dragon of Fertility
local s,id=GetID()
function s.initial_effect(c)
	--deal damage
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetCategory(CATEGORY_DAMAGE)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1)
	e1:SetCost(s.cost)
	e1:SetTarget(s.target)
	e1:SetOperation(s.operation)
	c:RegisterEffect(e1)
end
function s.tdfilter(c)
	return c:IsType(TYPE_FIELD) and c:IsSpell() and c:IsAbleToDeckOrExtraAsCost()
end
function s.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.tdfilter,tp,LOCATION_GRAVE,0,1,nil) end
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetTargetPlayer(1-tp)
	Duel.SetTargetParam(600)
	Duel.SetOperationInfo(0,CATEGORY_DAMAGE,nil,0,1-tp,600)
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	--Requirement
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TODECK)
	local g=Duel.SelectMatchingCard(tp,s.tdfilter,tp,LOCATION_GRAVE,0,1,1,nil)
	Duel.HintSelection(g)
	Duel.SendtoDeck(g,nil,SEQ_DECKSHUFFLE,REASON_COST)
	
	--Effect
	local p,d=Duel.GetChainInfo(0,CHAININFO_TARGET_PLAYER,CHAININFO_TARGET_PARAM)
	Duel.Damage(p,d,REASON_EFFECT)
end