diff --git a/forge-gui/res/cardsfolder/f/frontier_siege.txt b/forge-gui/res/cardsfolder/f/frontier_siege.txt
index 047a2b92a1e..a428f636761 100644
--- a/forge-gui/res/cardsfolder/f/frontier_siege.txt
+++ b/forge-gui/res/cardsfolder/f/frontier_siege.txt
@@ -7,7 +7,7 @@ SVar:Khans:DB$ Animate | Defined$ Self | Triggers$ KhansTrigger | Permanent$ Tru
 SVar:KhansTrigger:Mode$ Phase | Phase$ Main1,Main2 | TriggerZones$ Battlefield | ValidPlayer$ You | Execute$ ManaGain | TriggerDescription$ At the beginning of each of your main phases, add {G}{G} to your mana pool.
 SVar:ManaGain:AB$ Mana | Cost$ 0 | Produced$ G G
 SVar:Dragons:DB$ Animate | Defined$ Self | Triggers$ DragonsTrigger | Permanent$ True | SpellDescription$ Dragons
-SVar:DragonsTrigger:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | ValidCard$ Creature.YouCtrl+withFlying | TriggerZones$ Battlefield | OptionalDecider$ You | Execute$ AirFight | TriggerDescription$ Whenever a creature you control leaves the battlefield, CARDNAME deals 1 damage to target creature or player.
-SVar:AirFight:AB$ DB$ Fight | Defined$ TriggeredTarget | ValidTgts$ Creature.YouDontCtrl | TgtPrompt$ Choose target creature you don't control
+SVar:DragonsTrigger:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | ValidCard$ Creature.YouCtrl+withFlying | TriggerZones$ Battlefield | OptionalDecider$ You | Execute$ AirFight | TriggerDescription$ Whenever a creature with flying enters the battlefield under your control, you may have it fight target creature you don't control.
+SVar:AirFight:AB$ Fight | Cost$ 0 | Defined$ TriggeredCard | ValidTgts$ Creature.YouDontCtrl | TgtPrompt$ Choose target creature you don't control | ConditionDefined$ TriggeredCard | ConditionPresent$ Creature
 SVar:Picture:http://www.wizards.com/global/images/magic/general/frontier_siege.jpg
 Oracle:As Frontier Siege enters the battlefield, choose Khans or Dragons.\n- Khans - At the beginning of each of your main phases, add {G}{G} to your mana pool.\n- Dragons - Whenever a creature with flying enters the battlefield under your control, you may have it fight target creature you don't control.