diff --git a/forge-game/src/main/java/forge/game/ability/effects/BecomeMonarchEffect.java b/forge-game/src/main/java/forge/game/ability/effects/BecomeMonarchEffect.java
index 3ed6dc031c3..8fa3f564d25 100644
--- a/forge-game/src/main/java/forge/game/ability/effects/BecomeMonarchEffect.java
+++ b/forge-game/src/main/java/forge/game/ability/effects/BecomeMonarchEffect.java
@@ -30,7 +30,9 @@ public class BecomeMonarchEffect extends SpellAbilityEffect {
 
         for (final Player p : getTargetPlayers(sa)) {
             if ((tgt == null) || p.canBeTargetedBy(sa)) {
-                p.getGame().getAction().becomeMonarch(p);
+                if (!p.hasKeyword("You can’t become the monarch this turn.")) {
+                    p.getGame().getAction().becomeMonarch(p);
+                }
             }
         }
     }
diff --git a/forge-gui/res/cardsfolder/upcoming/jared_carthalion_true_heir.txt b/forge-gui/res/cardsfolder/upcoming/jared_carthalion_true_heir.txt
new file mode 100644
index 00000000000..0ce7b522a78
--- /dev/null
+++ b/forge-gui/res/cardsfolder/upcoming/jared_carthalion_true_heir.txt
@@ -0,0 +1,12 @@
+Name:Jared Carthalion, True Heir
+ManaCost:R G W
+Types:Legendary Creature Human Warrior
+PT:3/3
+T:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | ValidCard$ Card.Self | Execute$ TrigMonarch | TriggerDescription$ When CARDNAME enters the battlefield, target opponent becomes the monarch. You can’t become the monarch this turn.
+SVar:TrigMonarch:DB$ BecomeMonarch | ValidTgts$ Opponent | SubAbility$ DBPump
+SVar:DBPump:DB$ Pump | Defined$ You | KW$ You can’t become the monarch this turn.
+R:Event$ DamageDone | ActiveZones$ Battlefield | ValidTarget$ Card.Self | CheckDefinedPlayer$ You.isMonarch | ReplaceWith$ Counters | PreventionEffect$ True | Description$ If damage would be dealt to NICKNAME while you’re the monarch, prevent that damage and put that many +1/+1 counters on it.
+SVar:Counters:DB$ PutCounter | Defined$ ReplacedTarget | CounterType$ P1P1 | CounterNum$ Y | References$ Y
+SVar:Y:ReplaceCount$DamageAmount
+DeckHas:Ability$Counters
+Oracle:When Jared Carthalion, True Heir enters the battlefield, target opponent becomes the monarch. You can’t become the monarch this turn.\nIf damage would be dealt to Jared Carthalion while you’re the monarch, prevent that damage and put that many +1/+1 counters on it.