diff --git a/forge-ai/src/main/java/forge/ai/AiController.java b/forge-ai/src/main/java/forge/ai/AiController.java
index 0099a517261..c6d07918ec5 100644
--- a/forge-ai/src/main/java/forge/ai/AiController.java
+++ b/forge-ai/src/main/java/forge/ai/AiController.java
@@ -626,6 +626,9 @@ public class AiController {
 
     public AiPlayDecision canPlaySa(SpellAbility sa) {
         final Card card = sa.getHostCard();
+        if (!checkAiSpecificRestrictions(player, sa)) {
+            return AiPlayDecision.CantPlayAi;
+        }
         if (sa instanceof WrappedAbility) {
             return canPlaySa(((WrappedAbility) sa).getWrappedAbility());
         }
@@ -1612,5 +1615,19 @@ public class AiController {
         }
         return ComputerUtil.chooseSacrificeType(player, type, ability, ability.getTargetCard(), amount);
     }
+    
+    private boolean checkAiSpecificRestrictions(final Player ai, final SpellAbility sa) {
+        // AI-specific restrictions specified as activation parameters in spell abilities
+        
+        if (sa.hasParam("AILifeThreshold")) {
+            System.out.println("threshold");
+            if (ai.getLife() <= Integer.parseInt(sa.getParam("AILifeThreshold"))) {
+                return false;
+            }
+        }
+        
+        return true;
+    }
+    
 }
 
diff --git a/forge-gui/res/cardsfolder/p/pox.txt b/forge-gui/res/cardsfolder/p/pox.txt
index 55316ae4415..599b0e8e0de 100644
--- a/forge-gui/res/cardsfolder/p/pox.txt
+++ b/forge-gui/res/cardsfolder/p/pox.txt
@@ -1,7 +1,7 @@
 Name:Pox
 ManaCost:B B B
 Types:Sorcery
-A:SP$ RepeatEach | Cost$ B B B | RepeatPlayers$ Player | RepeatSubAbility$ DBLoseLife | SpellDescription$ Each player loses a third of his or her life, then discards a third of the cards in his or her hand, then sacrifices a third of the creatures he or she controls, then sacrifices a third of the lands he or she controls. Round up each time.
+A:SP$ RepeatEach | Cost$ B B B | RepeatPlayers$ Player | RepeatSubAbility$ DBLoseLife | AILifeThreshold$ 1 | SpellDescription$ Each player loses a third of his or her life, then discards a third of the cards in his or her hand, then sacrifices a third of the creatures he or she controls, then sacrifices a third of the lands he or she controls. Round up each time.
 SVar:DBLoseLife:DB$ LoseLife | LifeAmount$ A | References$ A | Defined$ Player.IsRemembered | SubAbility$ DBDiscard
 SVar:DBDiscard:DB$ Discard | NumCards$ C | References$ C | Defined$ Player.IsRemembered | Mode$ TgtChoose | SubAbility$ DBCreature
 SVar:DBCreature:DB$ Sacrifice | SacValid$ Creature | Amount$ E | References$ E | Defined$ Player.IsRemembered | SubAbility$ DBLand
diff --git a/forge-gui/res/cardsfolder/s/smallpox.txt b/forge-gui/res/cardsfolder/s/smallpox.txt
index e857fd34a2d..6dbd95e89a8 100644
--- a/forge-gui/res/cardsfolder/s/smallpox.txt
+++ b/forge-gui/res/cardsfolder/s/smallpox.txt
@@ -1,7 +1,7 @@
 Name:Smallpox
 ManaCost:B B
 Types:Sorcery
-A:SP$ LoseLife | Cost$ B B | Defined$ Player | LifeAmount$ 1 | SpellDescription$ Each player loses 1 life, discards a card, sacrifices a creature, then sacrifices a land. | SubAbility$ DBDiscard
+A:SP$ LoseLife | Cost$ B B | Defined$ Player | LifeAmount$ 1 | AILifeThreshold$ 1 | SpellDescription$ Each player loses 1 life, discards a card, sacrifices a creature, then sacrifices a land. | SubAbility$ DBDiscard
 SVar:DBDiscard:DB$Discard | NumCards$ 1 | Mode$ TgtChoose | Defined$ Player | SubAbility$ DBSacCreature
 SVar:DBSacCreature:DB$Sacrifice | SacValid$ Creature | Defined$ Player | SubAbility$ DBSacLand
 SVar:DBSacLand:DB$Sacrifice | SacValid$ Land | Defined$ Player