--created by Walrus, coded by Lyris
local cid,id=GetID()
function cid.initial_effect(c)
	c:EnableReviveLimit()
	aux.CannotBeEDMaterial(c,nil,LOCATION_ONFIELD)
	c:SetUniqueOnField(1,0,aux.FilterBoolFunction(Card.IsSetCard,0x4c97))
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e1:SetCode(EFFECT_IMMUNE_EFFECT)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCondition(cid.tgcon)
	e1:SetValue(cid.efilter)
	c:RegisterEffect(e1)
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetCode(EFFECT_DISABLE)
	e2:SetRange(LOCATION_MZONE)
	e2:SetTargetRange(0,LOCATION_MZONE+LOCATION_GRAVE)
	e2:SetTarget(cid.disable)
	c:RegisterEffect(e2)
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e3:SetCode(EVENT_REMOVE)
	e3:SetCountLimit(1,id)
	e3:SetCategory(CATEGORY_RECOVER+CATEGORY_ATKCHANGE)
	e3:SetCondition(function(e) return e:GetHandler():IsPreviousLocation(LOCATION_ONFIELD+LOCATION_GRAVE) end)
	e3:SetCost(cid.cost)
	e3:SetTarget(cid.tg)
	e3:SetOperation(cid.op)
	c:RegisterEffect(e3)
	--atkdown
	local e4=Effect.CreateEffect(c)
	e4:SetType(EFFECT_TYPE_FIELD)
	e4:SetCode(EFFECT_UPDATE_ATTACK)
	e4:SetRange(LOCATION_MZONE)
	e4:SetTargetRange(0,LOCATION_MZONE)
	e4:SetValue(cid.atkval)
	c:RegisterEffect(e4)
end
function cid.tgfilter(c)
	return c:IsFaceup() and c:IsSetCard(0x3c97)
end
function cid.tgcon(e)
	return Duel.IsExistingMatchingCard(cid.tgfilter,e:GetHandlerPlayer(),LOCATION_MZONE,0,1,nil)
end
function cid.efilter(e,re)
	return e:GetOwnerPlayer()~=re:GetOwnerPlayer()
end
function cid.disable(e,c)
	return (c:IsType(TYPE_EFFECT) or bit.band(c:GetOriginalType(),TYPE_EFFECT)==TYPE_EFFECT) and c:GetType()&0x81==0x81
end
function cid.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return c:IsAbleToDeckAsCost() end
	Duel.SendtoDeck(c,nil,2,REASON_COST)
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_CHANGE_DAMAGE)
	e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e1:SetTargetRange(0,1)
	e1:SetValue(function(ef,ref,val) return val/2 end)
	e1:SetReset(RESET_PHASE+PHASE_END)
	Duel.RegisterEffect(e1,tp)
end
function cid.tg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(1-tp) and chkc:IsFaceup() and aux.nzatk(chkc) end
	if chk==0 then return true end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_FACEUP)
	local tc=Duel.SelectTarget(tp,aux.AND(Card.IsFaceup,aux.nzatk),tp,0,LOCATION_MZONE,1,1,nil):GetFirst()
	Duel.SetOperationInfo(0,CATEGORY_RECOVER,nil,0,tp,tc and tc:GetAttack() or 0)
end
function cid.op(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc and tc:IsRelateToEffect(e) then
		if Duel.Recover(tp,tc:GetAttack(),REASON_EFFECT)<1 then return end
		Duel.BreakEffect()
		local e1=Effect.CreateEffect(e:GetHandler())
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_SET_ATTACK_FINAL)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD)
		e1:SetValue(0)
		tc:RegisterEffect(e1)
	end
end
function cid.atkfilter(c)
	return c:IsFaceup() and c:IsSetCard(0xc97) and c:IsType(TYPE_MONSTER)
end
function cid.atkval(e,c)
	return Duel.GetMatchingGroupCount(cid.atkfilter,e:GetHandler():GetControler(),LOCATION_REMOVED,0,nil)*-100
end