Update c20300.lua 空发检测

script/c20300.lua

@@ -70,7 +70,7 @@ function c20300.operation(e,tp,eg,ep,ev,re,r,rp)
 	Duel.SendtoDeck(token,nil,2,REASON_EFFECT)
 end
 function c20300.cffilter(c)
-	return c:IsSetCard(0x186) and c:IsType(TYPE_MONSTER) and not c:IsPublic()
+	return c:IsSetCard(0x186) and c:IsType(TYPE_MONSTER) and not c:IsPublic() and Duel.IsExistingMatchingCard(c20300.filter,tp,LOCATION_DECK,0,1,nil,c:GetAttribute())
 end
 function c20300.cost(e,tp,eg,ep,ev,re,r,rp,chk)
 	if chk==0 then return Duel.GetCurrentPhase()==PHASE_MAIN1 and Duel.IsExistingMatchingCard(c20300.cffilter,tp,LOCATION_HAND,0,1,e:GetHandler()) end