diff --git a/forge-ai/src/main/java/forge/ai/AiController.java b/forge-ai/src/main/java/forge/ai/AiController.java
index 35dd572ec1d..68220e1cd9c 100644
--- a/forge-ai/src/main/java/forge/ai/AiController.java
+++ b/forge-ai/src/main/java/forge/ai/AiController.java
@@ -59,7 +59,6 @@ import forge.item.PaperCard;
 import forge.util.Aggregates;
 import forge.util.Expressions;
 import forge.util.MyRandom;
-import forge.util.ComparatorUtil;
 import forge.util.collect.FCollectionView;
 import io.sentry.Sentry;
 import io.sentry.event.BreadcrumbBuilder;
@@ -610,7 +609,7 @@ public class AiController {
             ComputerUtilAbility.getAvailableCards(game, player);
 
         List<SpellAbility> all = ComputerUtilAbility.getSpellAbilities(cards, player);
-        ComparatorUtil.verifyTransitivity(saComparator, all);
+        //ComparatorUtil.verifyTransitivity(saComparator, all); // FIXME: only use this for testing, it lags too much
         Collections.sort(all, saComparator); // put best spells first
 
         for (final SpellAbility sa : ComputerUtilAbility.getOriginalAndAltCostAbilities(all, player)) {
@@ -1574,7 +1573,7 @@ public class AiController {
         if (all == null || all.isEmpty())
             return null;
 
-        ComparatorUtil.verifyTransitivity(saComparator, all);
+        //ComparatorUtil.verifyTransitivity(saComparator, all); // FIXME: only use this for testing, otherwise it lags too much
         Collections.sort(all, saComparator); // put best spells first
 
         for (final SpellAbility sa : ComputerUtilAbility.getOriginalAndAltCostAbilities(all, player)) {