--Rain of Frogs
local s,id,o=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_TOGRAVE)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetHintTiming(0,TIMINGS_CHECK_MONSTER+TIMING_END_PHASE)
	e1:SetCountLimit(1,id)
	e1:SetCondition(s.condition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	--set
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_SSET)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e2:SetProperty(EFFECT_FLAG_DELAY)
	e2:SetCode(EVENT_DESTROYED)
	e2:SetCountLimit(1,id+o)
	e2:SetCondition(s.setcon)
	e2:SetTarget(s.settg)
	e2:SetOperation(s.setop)
	c:RegisterEffect(e2)
end
function s.cfilter(c)
	return c:IsFaceup() and c:IsAttackAbove(2000) and c:IsRace(RACE_AQUA)
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsExistingMatchingCard(s.cfilter,tp,LOCATION_MZONE,0,1,nil)
end
function s.tgfilter(c)
	return (c:IsFacedown() or not c:IsRace(RACE_AQUA))
		and c:IsAbleToGrave()
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.tgfilter,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TOGRAVE,nil,1,PLAYER_ALL,LOCATION_MZONE)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local sg=Duel.GetMatchingGroup(s.tgfilter,tp,LOCATION_MZONE,LOCATION_MZONE,nil)
	if sg:GetCount()>0 then
		Duel.SendtoGrave(sg,REASON_EFFECT)
	end
end
function s.setcon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	return c:IsReason(REASON_EFFECT) and c:IsPreviousLocation(LOCATION_ONFIELD) and c:IsPreviousPosition(POS_FACEDOWN)
end
function s.settg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():IsSSetable() end
	if e:GetHandler():IsLocation(LOCATION_GRAVE) then
		Duel.SetOperationInfo(0,CATEGORY_LEAVE_GRAVE,e:GetHandler(),1,0,0)
	end
end
function s.setop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsRelateToChain() and aux.NecroValleyFilter()(c) then
		Duel.SSet(tp,c)
	end
end
