diff --git a/forge-gui/res/cardsfolder/m/mage_slayer.txt b/forge-gui/res/cardsfolder/m/mage_slayer.txt
index 921c76737a4..97af49ad4f7 100644
--- a/forge-gui/res/cardsfolder/m/mage_slayer.txt
+++ b/forge-gui/res/cardsfolder/m/mage_slayer.txt
@@ -2,7 +2,7 @@ Name:Mage Slayer
 ManaCost:1 R G
 Types:Artifact Equipment
 K:Equip:3
-T:Mode$ Attacks | ValidCard$ Card.AttachedBy | Execute$ TrigDamage | TriggerDescription$ Whenever equipped creature attacks, it deals damage equal to its power to defending player.
+T:Mode$ Attacks | ValidCard$ Card.AttachedBy | Execute$ TrigDamage | TriggerDescription$ Whenever equipped creature attacks, it deals damage equal to its power to the player or planeswalker it's attacking.
 SVar:TrigDamage:DB$ DealDamage | Defined$ TriggeredDefendingPlayer | DamageSource$ TriggeredAttackerLKICopy | NumDmg$ X
 SVar:X:TriggeredAttacker$CardPower
 S:Mode$ Continuous | Affected$ Creature.AttachedBy | AddSVar$ AE