--バスター・ショットマン
function c63676256.initial_effect(c)
	--equip
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(63676256,0))
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCategory(CATEGORY_EQUIP)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_MZONE)
	e1:SetTarget(c63676256.eqtg)
	e1:SetOperation(c63676256.eqop)
	c:RegisterEffect(e1)
	--unequip
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(63676256,1))
	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetRange(LOCATION_SZONE)
	e2:SetCondition(aux.IsUnionState)
	e2:SetTarget(c63676256.sptg)
	e2:SetOperation(c63676256.spop)
	c:RegisterEffect(e2)
	--destroy sub
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_EQUIP)
	e3:SetProperty(EFFECT_FLAG_IGNORE_IMMUNE)
	e3:SetCode(EFFECT_DESTROY_SUBSTITUTE)
	e3:SetCondition(aux.IsUnionState)
	e3:SetValue(aux.UnionReplaceFilter)
	c:RegisterEffect(e3)
	--eqlimit
	local e4=Effect.CreateEffect(c)
	e4:SetType(EFFECT_TYPE_SINGLE)
	e4:SetCode(EFFECT_UNION_LIMIT)
	e4:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
	e4:SetValue(1)
	c:RegisterEffect(e4)
	--atk,def
	local e5=Effect.CreateEffect(c)
	e5:SetType(EFFECT_TYPE_EQUIP)
	e5:SetCode(EFFECT_UPDATE_ATTACK)
	e5:SetCondition(aux.IsUnionState)
	e5:SetValue(-500)
	c:RegisterEffect(e5)
	local e6=e5:Clone()
	e6:SetCode(EFFECT_UPDATE_DEFENSE)
	c:RegisterEffect(e6)
	--search
	local e7=Effect.CreateEffect(c)
	e7:SetDescription(aux.Stringid(63676256,2))
	e7:SetCategory(CATEGORY_DESTROY)
	e7:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_F)
	e7:SetRange(LOCATION_SZONE)
	e7:SetCode(EVENT_BATTLE_DESTROYING)
	e7:SetCondition(c63676256.descon)
	e7:SetTarget(c63676256.destg)
	e7:SetOperation(c63676256.desop)
	c:RegisterEffect(e7)
end
c63676256.old_union=true
function c63676256.filter(c)
	return c:IsFaceup() and c:GetUnionCount()==0
end
function c63676256.eqtg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(tp) and c63676256.filter(chkc) end
	if chk==0 then return e:GetHandler():GetFlagEffect(63676256)==0 and Duel.GetLocationCount(tp,LOCATION_SZONE)>0
		and Duel.IsExistingTarget(c63676256.filter,tp,LOCATION_MZONE,0,1,e:GetHandler()) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_EQUIP)
	local g=Duel.SelectTarget(tp,c63676256.filter,tp,LOCATION_MZONE,0,1,1,e:GetHandler())
	Duel.SetOperationInfo(0,CATEGORY_EQUIP,g,1,0,0)
	e:GetHandler():RegisterFlagEffect(63676256,RESET_EVENT+0x7e0000+RESET_PHASE+PHASE_END,0,1)
end
function c63676256.eqop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local tc=Duel.GetFirstTarget()
	if not c:IsRelateToEffect(e) or c:IsFacedown() then return end
	if not tc:IsRelateToEffect(e) or not c63676256.filter(tc) then
		Duel.SendtoGrave(c,REASON_EFFECT)
		return
	end
	if not Duel.Equip(tp,c,tc,false) then return end
	aux.SetUnionState(c)
end
function c63676256.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():GetFlagEffect(63676256)==0 and Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and e:GetHandler():IsCanBeSpecialSummoned(e,0,tp,false,false) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,e:GetHandler(),1,0,0)
	e:GetHandler():RegisterFlagEffect(63676256,RESET_EVENT+0x7e0000+RESET_PHASE+PHASE_END,0,1)
end
function c63676256.spop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if not c:IsRelateToEffect(e) then return end
	Duel.SpecialSummon(c,0,tp,tp,true,false,POS_FACEUP_ATTACK)
end
function c63676256.descon(e,tp,eg,ep,ev,re,r,rp)
	return aux.IsUnionState(e) and eg:GetCount()==1 and eg:GetFirst()==e:GetHandler():GetEquipTarget()
end
function c63676256.dfilter(c,rac)
	return c:IsFaceup() and c:IsRace(rac)
end
function c63676256.destg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	local tc=eg:GetFirst():GetBattleTarget()
	local desg=Duel.GetMatchingGroup(c63676256.dfilter,tp,LOCATION_MZONE,LOCATION_MZONE,nil,tc:GetRace())
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,desg,desg:GetCount(),0,0)
end
function c63676256.desop(e,tp,eg,ep,ev,re,r,rp)
	if not e:GetHandler():IsRelateToEffect(e) then return end
	local tc=eg:GetFirst():GetBattleTarget()
	local desg=Duel.GetMatchingGroup(c63676256.dfilter,tp,LOCATION_MZONE,LOCATION_MZONE,nil,tc:GetRace())
	Duel.Destroy(desg,REASON_EFFECT)
end
