use IsRelateToChain

https://github.com/Fluorohydride/ygopro/issues/2389

c28226490.lua

@@ -70,13 +70,12 @@ function c28226490.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
 	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
 		and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
 		and Duel.IsExistingMatchingCard(c28226490.tgfilter,tp,LOCATION_DECK,0,1,nil) end
-	c:RegisterFlagEffect(99456344,RESET_EVENT+RESETS_STANDARD+RESET_CHAIN,0,1)
 	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,c,1,0,0)
 	Duel.SetOperationInfo(0,CATEGORY_TOGRAVE,nil,1,tp,LOCATION_DECK)
 end
 function c28226490.spop(e,tp,eg,ep,ev,re,r,rp)
 	local c=e:GetHandler()
-	if c:IsRelateToEffect(e) and c:GetFlagEffect(99456344)~=0 and Duel.SpecialSummon(c,0,tp,tp,false,false,POS_FACEUP)>0 then
+	if c:IsRelateToChain() and Duel.SpecialSummon(c,0,tp,tp,false,false,POS_FACEUP)>0 then
 		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
 		local g=Duel.SelectMatchingCard(tp,c28226490.tgfilter,tp,LOCATION_DECK,0,1,1,nil)
 		if #g>0 then

c37961969.lua

@@ -69,13 +69,12 @@ function c37961969.target(e,tp,eg,ep,ev,re,r,rp,chk)
 		end
 		return res
 	end
-	e:GetHandler():RegisterFlagEffect(99456344,RESET_EVENT+RESETS_STANDARD+RESET_CHAIN,0,1)
 	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_EXTRA)
 end
 function c37961969.activate(e,tp,eg,ep,ev,re,r,rp)
 	local c=e:GetHandler()
 	local chkf=tp
-	if not c:IsRelateToEffect(e) or c:GetFlagEffect(99456344)==0 or c:IsImmuneToEffect(e) then return end
+	if not c:IsRelateToChain() or c:IsImmuneToEffect(e) then return end
 	local mg=Duel.GetMatchingGroup(aux.NecroValleyFilter(c37961969.filter0),tp,LOCATION_HAND+LOCATION_MZONE+LOCATION_GRAVE,0,nil,e)
 	local sg1=Duel.GetMatchingGroup(c37961969.filter1,tp,LOCATION_EXTRA,0,nil,e,tp,mg,nil,chkf)
 	local mg2=nil

c572850.lua

@@ -76,13 +76,12 @@ function c572850.target(e,tp,eg,ep,ev,re,r,rp,chk)
 		end
 		return res
 	end
-	e:GetHandler():RegisterFlagEffect(99456344,RESET_EVENT+RESETS_STANDARD+RESET_CHAIN,0,1)
 	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_EXTRA)
 end
 function c572850.activate(e,tp,eg,ep,ev,re,r,rp)
 	local c=e:GetHandler()
 	local chkf=tp
-	if not c:IsRelateToEffect(e) or c:GetFlagEffect(99456344)==0 or c:IsImmuneToEffect(e) then return end
+	if not c:IsRelateToChain() or c:IsImmuneToEffect(e) then return end
 	local mg=Duel.GetMatchingGroup(aux.NecroValleyFilter(c572850.filter0),tp,LOCATION_HAND+LOCATION_MZONE+LOCATION_GRAVE,0,nil,e)
 	local sg1=Duel.GetMatchingGroup(c572850.filter1,tp,LOCATION_EXTRA,0,nil,e,tp,mg,nil,chkf)
 	local mg2=nil

c73956664.lua

@@ -52,13 +52,12 @@ function c73956664.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
 	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
 		and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
 		and Duel.IsExistingMatchingCard(c73956664.tgfilter2,tp,LOCATION_HAND,0,1,nil) end
-	c:RegisterFlagEffect(99456344,RESET_EVENT+RESETS_STANDARD+RESET_CHAIN,0,1)
 	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,c,1,0,0)
 	Duel.SetOperationInfo(0,CATEGORY_TOGRAVE,nil,1,tp,LOCATION_HAND)
 end
 function c73956664.spop(e,tp,eg,ep,ev,re,r,rp)
 	local c=e:GetHandler()
-	if c:IsRelateToEffect(e) and c:GetFlagEffect(99456344)~=0 and Duel.SpecialSummon(c,0,tp,tp,false,false,POS_FACEUP)>0 then
+	if c:IsRelateToChain() and Duel.SpecialSummon(c,0,tp,tp,false,false,POS_FACEUP)>0 then
 		local e1=Effect.CreateEffect(c)
 		e1:SetType(EFFECT_TYPE_SINGLE)
 		e1:SetCode(EFFECT_LEAVE_FIELD_REDIRECT)

c74078255.lua

@@ -63,13 +63,12 @@ function c74078255.target(e,tp,eg,ep,ev,re,r,rp,chk)
 		end
 		return res
 	end
-	e:GetHandler():RegisterFlagEffect(99456344,RESET_EVENT+RESETS_STANDARD+RESET_CHAIN,0,1)
 	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_EXTRA)
 end
 function c74078255.activate(e,tp,eg,ep,ev,re,r,rp)
 	local c=e:GetHandler()
 	local chkf=tp
-	if not c:IsRelateToEffect(e) or c:GetFlagEffect(99456344)==0 or c:IsImmuneToEffect(e) then return end
+	if not c:IsRelateToChain() or c:IsImmuneToEffect(e) then return end
 	local mg=Duel.GetMatchingGroup(aux.NecroValleyFilter(c74078255.filter0),tp,LOCATION_HAND+LOCATION_MZONE+LOCATION_GRAVE,0,nil,e)
 	local sg1=Duel.GetMatchingGroup(c74078255.filter1,tp,LOCATION_EXTRA,0,nil,e,tp,mg,nil,chkf)
 	local mg2=nil

c99456344.lua

@@ -67,11 +67,10 @@ end
 function c99456344.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
 	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
 		and e:GetHandler():IsCanBeSpecialSummoned(e,0,tp,false,false) end
-	e:GetHandler():RegisterFlagEffect(99456344,RESET_EVENT+RESETS_STANDARD+RESET_CHAIN,0,1)
 	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,e:GetHandler(),1,0,0)
 end
 function c99456344.spop(e,tp,eg,ep,ev,re,r,rp)
 	local c=e:GetHandler()
-	if not c:IsRelateToEffect(e) or c:GetFlagEffect(99456344)==0 then return end
+	if not c:IsRelateToChain() then return end
 	Duel.SpecialSummon(c,0,tp,tp,false,false,POS_FACEUP)
 end