diff --git a/libcockatrice_filters/libcockatrice/filters/filter_tree.cpp b/libcockatrice_filters/libcockatrice/filters/filter_tree.cpp
index b3cbf8926..817c7298d 100644
--- a/libcockatrice_filters/libcockatrice/filters/filter_tree.cpp
+++ b/libcockatrice_filters/libcockatrice/filters/filter_tree.cpp
@@ -359,10 +359,17 @@ bool FilterItem::acceptSubType(const CardInfoPtr &info) const
     return subType.contains(term, Qt::CaseInsensitive);
 }
 
-static bool matchesColor(const QString &convertedColorTerm, const QString &colors)
+/**
+ * @brief Return true when every letter of the given term appears in the given colors string.
+ * If the term is equal to "c", then only return true if the color string is empty.
+ *
+ * @param term The letters which should be included, or "c"
+ * @param colors The string to check for letters in
+ */
+static bool matchesColor(const QString &term, const QString &colors)
 {
     // Colorless card filter
-    if (convertedColorTerm == "c" && colors.length() < 1) {
+    if (term == "c" && colors.length() < 1) {
         return true;
     }
 
@@ -371,13 +378,13 @@ static bool matchesColor(const QString &convertedColorTerm, const QString &color
      * then we should match all of them to the card's colors
      */
     int match_count = 0;
-    for (const QChar &color : convertedColorTerm) {
+    for (const QChar &color : term) {
         if (colors.contains(color, Qt::CaseInsensitive)) {
             match_count++;
         }
     }
 
-    return match_count == convertedColorTerm.length();
+    return match_count == term.length();
 }
 
 bool FilterItem::acceptColor(const CardInfoPtr &info) const
@@ -387,8 +394,6 @@ bool FilterItem::acceptColor(const CardInfoPtr &info) const
 
 bool FilterItem::acceptColorIdentity(const CardInfoPtr &info) const
 {
-    // if (info->getColorIdentity() == "")
-    //     system(std::format("notify-send \"{}, {}\"", convertedColorTerm.toStdString(), info->getColorIdentity().toStdString()).c_str());
     return matchesColor(convertedColorTerm, info->getColorIdentity());
 }