fix

script/c19025379.lua

@@ -3,6 +3,7 @@ function c19025379.initial_effect(c)
 	c:EnableReviveLimit()
 	--destroy monster
 	local e1=Effect.CreateEffect(c)
+	e1:SetDescription(aux.Stringid(19025379,0))
 	e1:SetCategory(CATEGORY_DESTROY)
 	e1:SetType(EFFECT_TYPE_QUICK_O)
 	e1:SetCode(EVENT_CHAINING)
@@ -15,6 +16,7 @@ function c19025379.initial_effect(c)
 	c:RegisterEffect(e1)
 	--destroy spell & trap
 	local e2=e1:Clone()
+	e2:SetDescription(aux.Stringid(19025379,1))
 	e2:SetTarget(c19025379.destg2)
 	e2:SetOperation(c19025379.desop2)
 	c:RegisterEffect(e2)

script/c19747827.lua

@@ -65,5 +65,5 @@ function c19747827.cfilter(c)
 	return c:IsFaceup() and c:IsRace(RACE_DRAGON)
 end
 function c19747827.atkval(e,c)
-	return Duel.GetMatchingGroupCount(c19747827.cfilter,e:GetHandlerPlayer(),LOCATION_MZONE+LOCATION_GRAVE,LOCATION_MZONE+LOCATION_GRAVE,nil)*500
+	return Duel.GetMatchingGroupCount(c19747827.cfilter,0,LOCATION_MZONE+LOCATION_GRAVE,LOCATION_MZONE+LOCATION_GRAVE,nil)*500
 end

script/c30100551.lua

@@ -49,7 +49,8 @@ function c30100551.drop(e,tp,eg,ep,ev,re,r,rp)
 	end
 end
 function c30100551.descon(e,tp,eg,ep,ev,re,r,rp)
-	return rp~=tp and e:GetHandler():IsReason(REASON_BATTLE+REASON_EFFECT)
+	local c=e:GetHandler()
+	return c:IsReason(REASON_BATTLE) or (rp~=tp and c:IsReason(REASON_EFFECT) and c:GetPreviousControler()==tp)
 end
 function c30100551.desop(e,tp,eg,ep,ev,re,r,rp)
 	local p,d=Duel.GetChainInfo(0,CHAININFO_TARGET_PLAYER,CHAININFO_TARGET_PARAM)

script/c72621670.lua

@@ -37,14 +37,17 @@ function c72621670.activate(e,tp,eg,ep,ev,re,r,rp)
 	local g=Duel.GetChainInfo(0,CHAININFO_TARGET_CARDS):Filter(c72621670.tfilter,nil,e)
 	if g:GetCount()<2 then return end
 	local ct=Duel.GetLocationCount(tp,LOCATION_MZONE,1-tp,LOCATION_REASON_CONTROL)
-	local sg=Group.CreateGroup()
-	local dg=Group.CreateGroup()
+	local sg=nil
+	local dg=g
 	if ct==1 and g:FilterCount(c72621670.tfilter2,nil,e)>1 then
 		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_CONTROL)
 		sg=g:FilterSelect(tp,c72621670.tfilter2,1,1,nil,e)
-		dg=g:Sub(sg)
-	else
+		dg:Sub(sg)
+	elseif ct>0 then
 		sg=g:Filter(c72621670.tfilter2,nil,e)
+		dg:Clear()
+	else
+		sg=Group.CreateGroup()
 	end
 	local tc=sg:GetFirst()
 	while tc do

script/c84401683.lua

@@ -36,7 +36,6 @@ end
 function c84401683.negcost(e,tp,eg,ep,ev,re,r,rp,chk)
 	if chk==0 then return e:GetHandler():CheckRemoveOverlayCard(tp,1,REASON_COST) end
 	e:GetHandler():RemoveOverlayCard(tp,1,1,REASON_COST)
-	Duel.Hint(HINT_OPSELECTED,1-tp,e:GetDescription())
 end
 function c84401683.filter(c)
 	return c:IsFaceup() and c:GetAttack()>0