YZ-Tank
"Y-Dragon Head" + "Z-Metal Tank"
Must first be Special Summoned (from your Extra Deck) by banishing the above cards you control. (You do not use "Polymerization".) Cannot be Special Summoned from the GY. You can discard 1 card, then target 1 face-down monster your opponent controls; destroy that target.
local CARD_ID_0 = 65622692 --Y-Dragon Head
local CARD_ID_1 = 64500000 --Z-Metal Tank

local CARD_ID_0 = 65622692 --Y-Dragon Head
local CARD_ID_1 = 64500000 --Z-Metal Tank
local s, id, o = GetID()
function s.initial_effect(c)
	--fusion material
	c:EnableReviveLimit()
	aux.AddFusionProcCode2(c, CARD_ID_0, CARD_ID_1, true, true)
	aux.AddContactFusionProcedure(c, Card.IsAbleToRemoveAsCost, LOCATION_ONFIELD, 0, Duel.Remove, POS_FACEUP, REASON_COST)
	--spsummon condition
	local e1 = Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE + EFFECT_FLAG_UNCOPYABLE)
	e1:SetCode(EFFECT_SPSUMMON_CONDITION)
	e1:SetValue(s.splimit)
	c:RegisterEffect(e1)
	--destroy
	local e3 = Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(id, 0))
	e3:SetCategory(CATEGORY_DESTROY)
	e3:SetType(EFFECT_TYPE_IGNITION)
	e3:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e3:SetRange(LOCATION_MZONE)
	e3:SetCost(s.descost)
	e3:SetTarget(s.destg)
	e3:SetOperation(s.desop)
	c:RegisterEffect(e3)
end
function s.splimit(e, se, sp, st)
	return not e:GetHandler():IsLocation(LOCATION_EXTRA + LOCATION_GRAVE)
end
function s.descost(e, tp, eg, ep, ev, re, r, rp, chk)
	if chk == 0 then
		return Duel.IsExistingMatchingCard(Card.IsDiscardable, tp, LOCATION_HAND, 0, 1, nil)
	end
	Duel.DiscardHand(tp, Card.IsDiscardable, 1, 1, REASON_COST + REASON_DISCARD)
end
function s.filter(c)
	return c:IsFacedown()
end
function s.destg(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
	if chkc then
		return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(1 - tp) and s.filter(chkc)
	end
	if chk == 0 then
		return Duel.IsExistingTarget(s.filter, tp, 0, LOCATION_MZONE, 1, nil)
	end
	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_DESTROY)
	local g = Duel.SelectTarget(tp, s.filter, tp, 0, LOCATION_MZONE, 1, 1, nil)
	Duel.SetOperationInfo(0, CATEGORY_DESTROY, g, g:GetCount(), 0, 0)
end
function s.desop(e, tp, eg, ep, ev, re, r, rp)
	local tc = Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) and tc:IsControler(1 - tp) and tc:IsFacedown() then
		Duel.Destroy(tc, REASON_EFFECT)
	end
end


YZ-Tank
"Y-Dragon Head" + "Z-Metal Tank"
Must first be Special Summoned (from your Extra Deck) by banishing the above cards you control. (You do not use "Polymerization".) Cannot be Special Summoned from the GY. You can discard 1 card, then target 1 face-down monster your opponent controls; destroy that target.
-- YZ-Tank
local CARD_ID_0 = 65622692 --Y-Dragon Head
local CARD_ID_1 = 64500000 --Z-Metal Tank
local s, id, o = GetID()
function s.initial_effect(c)
	--fusion material
	c:EnableReviveLimit()
	aux.AddFusionProcCode2(c, CARD_ID_0, CARD_ID_1, true, true)
	aux.AddContactFusionProcedure(c, Card.IsAbleToRemoveAsCost, LOCATION_ONFIELD, 0, Duel.Remove, POS_FACEUP, REASON_COST)
	--spsummon condition
	local e1 = Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE + EFFECT_FLAG_UNCOPYABLE)
	e1:SetCode(EFFECT_SPSUMMON_CONDITION)
	e1:SetValue(s.splimit)
	c:RegisterEffect(e1)
	--destroy
	local e3 = Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(id, 0))
	e3:SetCategory(CATEGORY_DESTROY)
	e3:SetType(EFFECT_TYPE_IGNITION)
	e3:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e3:SetRange(LOCATION_MZONE)
	e3:SetCost(s.descost)
	e3:SetTarget(s.destg)
	e3:SetOperation(s.desop)
	c:RegisterEffect(e3)
end
function s.splimit(e, se, sp, st)
	return not e:GetHandler():IsLocation(LOCATION_EXTRA + LOCATION_GRAVE)
end
function s.descost(e, tp, eg, ep, ev, re, r, rp, chk)
	if chk == 0 then
		return Duel.IsExistingMatchingCard(Card.IsDiscardable, tp, LOCATION_HAND, 0, 1, nil)
	end
	Duel.DiscardHand(tp, Card.IsDiscardable, 1, 1, REASON_COST + REASON_DISCARD)
end
function s.filter(c)
	return c:IsFacedown()
end
function s.destg(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
	if chkc then
		return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(1 - tp) and s.filter(chkc)
	end
	if chk == 0 then
		return Duel.IsExistingTarget(s.filter, tp, 0, LOCATION_MZONE, 1, nil)
	end
	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_DESTROY)
	local g = Duel.SelectTarget(tp, s.filter, tp, 0, LOCATION_MZONE, 1, 1, nil)
	Duel.SetOperationInfo(0, CATEGORY_DESTROY, g, g:GetCount(), 0, 0)
end
function s.desop(e, tp, eg, ep, ev, re, r, rp)
	local tc = Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) and tc:IsControler(1 - tp) and tc:IsFacedown() then
		Duel.Destroy(tc, REASON_EFFECT)
	end
end

