--ジェムナイト・アクアマリナ
--Gem-Knight Aquamarine
local s,id=GetID()
function s.initial_effect(c)
	--fusion material
	c:EnableReviveLimit()
	Fusion.AddProcMix(c,false,false,27126980,aux.FilterBoolFunctionEx(Card.IsSetCard,SET_GEM_KNIGHT))
	--spsummon condition
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE)
	e2:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_UNCOPYABLE)
	e2:SetCode(EFFECT_SPSUMMON_CONDITION)
	e2:SetValue(s.splimit)
	c:RegisterEffect(e2)
	--to hand
	local e3=Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(id,0))
	e3:SetCategory(CATEGORY_TOHAND)
	e3:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e3:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e3:SetCode(EVENT_TO_GRAVE)
	e3:SetCondition(s.thcon)
	e3:SetTarget(s.thtg)
	e3:SetOperation(s.thop)
	c:RegisterEffect(e3)
	--to defense
	local e4=Effect.CreateEffect(c)
	e4:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
	e4:SetCode(EVENT_PHASE|PHASE_BATTLE)
	e4:SetRange(LOCATION_MZONE)
	e4:SetCountLimit(1)
	e4:SetCondition(s.poscon)
	e4:SetOperation(s.posop)
	c:RegisterEffect(e4)
end
s.listed_series={SET_GEM_KNIGHT}
s.material_setcode={SET_GEM,SET_GEM_KNIGHT}
function s.splimit(e,se,sp,st)
	return not e:GetHandler():IsLocation(LOCATION_EXTRA) or (st&SUMMON_TYPE_FUSION)==SUMMON_TYPE_FUSION
end
function s.thcon(e,tp,eg,ep,ev,re,r,rp)
	return (e:GetHandler():GetPreviousLocation()&LOCATION_ONFIELD)~=0
end
function s.thtg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsOnField() and chkc:IsControler(1-tp) and chkc:IsAbleToHand() end
	if chk==0 then return true end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_RTOHAND)
	local g=Duel.SelectTarget(tp,Card.IsAbleToHand,tp,0,LOCATION_ONFIELD,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,g,#g,0,0)
end
function s.thop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc and tc:IsRelateToEffect(e) then
		Duel.SendtoHand(tc,nil,REASON_EFFECT)
	end
end
function s.poscon(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():GetAttackedCount()>0
end
function s.posop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsAttackPos() then
		Duel.ChangePosition(c,POS_FACEUP_DEFENSE)
	end
end