diff --git a/forge-ai/src/main/java/forge/ai/PlayerControllerAi.java b/forge-ai/src/main/java/forge/ai/PlayerControllerAi.java
index 0f0af2e3c97..990ab51e3df 100644
--- a/forge-ai/src/main/java/forge/ai/PlayerControllerAi.java
+++ b/forge-ai/src/main/java/forge/ai/PlayerControllerAi.java
@@ -727,7 +727,6 @@ public class PlayerControllerAi extends PlayerController {
 
     @Override
     public List<SpellAbility> chooseSaToActivateFromOpeningHand(List<SpellAbility> usableFromOpeningHand) {
-        // AI would play everything. But limits to one copy of (Leyline of Singularity) and (Gemstone Caverns)
         return brains.chooseSaToActivateFromOpeningHand(usableFromOpeningHand);
     }
 
diff --git a/forge-game/src/main/java/forge/game/ability/effects/DrainManaEffect.java b/forge-game/src/main/java/forge/game/ability/effects/DrainManaEffect.java
index 8b22962918e..1d1871b7b4c 100644
--- a/forge-game/src/main/java/forge/game/ability/effects/DrainManaEffect.java
+++ b/forge-game/src/main/java/forge/game/ability/effects/DrainManaEffect.java
@@ -36,9 +36,7 @@ public class DrainManaEffect extends SpellAbilityEffect {
         }
 
         if (sa.hasParam("DrainMana")) {
-            for (Mana mana : drained) {
-                sa.getActivatingPlayer().getManaPool().addMana(mana);
-            }
+            sa.getActivatingPlayer().getManaPool().add(drained);
         }
         if (sa.hasParam("RememberDrainedMana")) {
             sa.getHostCard().addRemembered(Integer.valueOf(drained.size()));
diff --git a/forge-game/src/main/java/forge/game/ability/effects/EncodeEffect.java b/forge-game/src/main/java/forge/game/ability/effects/EncodeEffect.java
index d57058e1ac9..b1c98c06a8b 100644
--- a/forge-game/src/main/java/forge/game/ability/effects/EncodeEffect.java
+++ b/forge-game/src/main/java/forge/game/ability/effects/EncodeEffect.java
@@ -20,7 +20,7 @@ public class EncodeEffect extends SpellAbilityEffect {
         if (sa.getHostCard().isToken()) {
             return "";
         }
-        
+
         final StringBuilder sb = new StringBuilder();
 
         sb.append(sa.getActivatingPlayer());
diff --git a/forge-game/src/main/java/forge/game/ability/effects/FlipCoinEffect.java b/forge-game/src/main/java/forge/game/ability/effects/FlipCoinEffect.java
index 89324718c2a..f9e4653dceb 100644
--- a/forge-game/src/main/java/forge/game/ability/effects/FlipCoinEffect.java
+++ b/forge-game/src/main/java/forge/game/ability/effects/FlipCoinEffect.java
@@ -171,8 +171,6 @@ public class FlipCoinEffect extends SpellAbilityEffect {
                 }
             }
         }
-
-        // AllZone.getTriggerHandler().runTrigger("FlipsACoin",runParams);
     }
 
     /**