fix Brotherhood of the Fire Fist - Buffalo (#434)

c92572371.lua

@@ -16,14 +16,29 @@ function c92572371.cfilter(c)
 	return (c:IsLocation(LOCATION_HAND) or c:IsFaceup()) and (c:IsSetCard(0x79) or c:IsSetCard(0x7c)) and c:IsAbleToGraveAsCost()
 end
 function c92572371.spcost(e,tp,eg,ep,ev,re,r,rp,chk)
-	if chk==0 then return Duel.IsExistingMatchingCard(c92572371.cfilter,tp,LOCATION_HAND+LOCATION_ONFIELD,0,2,nil) end
-	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
-	local g=Duel.SelectMatchingCard(tp,c92572371.cfilter,tp,LOCATION_HAND+LOCATION_ONFIELD,0,2,2,nil)
+	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
+	local ct=-ft+1
+	local sg=Duel.GetMatchingGroup(c92572371.cfilter,tp,LOCATION_HAND+LOCATION_ONFIELD,0,nil)
+	if chk==0 then return sg:GetCount()>=2
+		and (ft>0 or (ct<3 and sg:IsExists(Card.IsLocation,ct,nil,LOCATION_MZONE))) end
+	local g=nil
+	if ft<=0 then
+		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
+		g=sg:FilterSelect(tp,Card.IsLocation,ct,ct,nil,LOCATION_MZONE)
+		if ct<2 then
+			sg:Sub(g)
+			Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
+			local g1=sg:Select(tp,2-ct,2-ct,nil)
+			g:Merge(g1)
+		end
+	else
+		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
+		g=sg:Select(tp,2,2,nil)
+	end
 	Duel.SendtoGrave(g,REASON_COST)
 end
 function c92572371.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
+	if chk==0 then return e:GetHandler():IsCanBeSpecialSummoned(e,0,tp,false,false) end
 	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,e:GetHandler(),1,0,0)
 end
 function c92572371.spop(e,tp,eg,ep,ev,re,r,rp)