diff --git a/Utils/cardClass.tmpl b/Utils/cardClass.tmpl
index 6d1f92149df..c73ff4f5d1a 100644
--- a/Utils/cardClass.tmpl
+++ b/Utils/cardClass.tmpl
@@ -50,7 +50,7 @@ import mage.constants.CardType;
  *
  * @author [=$author=]
  */
-public class [=$className=] extends CardImpl {
+public final class [=$className=] extends CardImpl {
 
     public [=$className=](UUID ownerId, CardSetInfo setInfo) {
         super(ownerId, setInfo, new CardType[]{[=$type=]}, "[=$manaCost=]");
diff --git a/Utils/cardExtendedClass.tmpl b/Utils/cardExtendedClass.tmpl
index 0bc742dd120..7ef4de848d6 100644
--- a/Utils/cardExtendedClass.tmpl
+++ b/Utils/cardExtendedClass.tmpl
@@ -33,7 +33,7 @@ import java.util.UUID;[= if ($rarityExtended) {$OUT .= "\nimport mage.constants.
  *
  * @author [=$author=]
  */
-public class [=$className=] extends mage.sets.[=$baseSet=].[=$className=] {
+public final class [=$className=] extends mage.sets.[=$baseSet=].[=$className=] {
 
     public [=$className=](UUID ownerId) {
         super(ownerId);
diff --git a/Utils/cardExtendedLandClass.tmpl b/Utils/cardExtendedLandClass.tmpl
index 28fa2976dfd..f10afa0885a 100644
--- a/Utils/cardExtendedLandClass.tmpl
+++ b/Utils/cardExtendedLandClass.tmpl
@@ -33,7 +33,7 @@ import java.util.UUID;
  *
  * @author [=$author=]
  */
-public class [=$className=][=$landNr=] extends mage.cards.basiclands.[=$className=] {
+public final class [=$className=][=$landNr=] extends mage.cards.basiclands.[=$className=] {
 
     public [=$className=][=$landNr=](UUID ownerId) {
         super(ownerId, [=$cardNumber=]);
diff --git a/Utils/cardSplitClass.tmpl b/Utils/cardSplitClass.tmpl
index 477c5b1b837..799845c13c4 100644
--- a/Utils/cardSplitClass.tmpl
+++ b/Utils/cardSplitClass.tmpl
@@ -38,7 +38,7 @@ import mage.constants.SpellAbilityType;
  *
  * @author [=$author=]
  */
-public class [=$className=] extends SplitCard {
+public final class [=$className=] extends SplitCard {
     public [=$className=](UUID ownerId, CardSetInfo setInfo) {
         super(ownerId, setInfo, new CardType[]{[=$type=]}, new CardType[]{??}, "[=$manaCost=]", "??", SpellAbilityType.SPLIT_AFTERMATH);
   [=$subType=][=$colors=]