diff --git a/gemp-lotr/gemp-lotr-cards/src/main/java/com/gempukku/lotro/cards/set10/gandalf/Card10_016.java b/gemp-lotr/gemp-lotr-cards/src/main/java/com/gempukku/lotro/cards/set10/gandalf/Card10_016.java
new file mode 100644
index 000000000..308666459
--- /dev/null
+++ b/gemp-lotr/gemp-lotr-cards/src/main/java/com/gempukku/lotro/cards/set10/gandalf/Card10_016.java
@@ -0,0 +1,55 @@
+package com.gempukku.lotro.cards.set10.gandalf;
+
+import com.gempukku.lotro.cards.AbstractEvent;
+import com.gempukku.lotro.cards.PlayConditions;
+import com.gempukku.lotro.cards.actions.PlayEventAction;
+import com.gempukku.lotro.cards.effects.AddUntilStartOfPhaseModifierEffect;
+import com.gempukku.lotro.cards.effects.choose.ChooseAndExertCharactersEffect;
+import com.gempukku.lotro.common.*;
+import com.gempukku.lotro.filters.Filters;
+import com.gempukku.lotro.game.PhysicalCard;
+import com.gempukku.lotro.game.state.LotroGame;
+import com.gempukku.lotro.logic.decisions.DecisionResultInvalidException;
+import com.gempukku.lotro.logic.decisions.IntegerAwaitingDecision;
+import com.gempukku.lotro.logic.effects.PlayoutDecisionEffect;
+import com.gempukku.lotro.logic.modifiers.StrengthModifier;
+
+/**
+ * Set: Mount Doom
+ * Side: Free
+ * Culture: Gandalf
+ * Twilight Cost: 2
+ * Type: Event • Maneuver
+ * Game Text: Exert your Wizard and choose a number. Make each minion with that twilight cost strength -2 until
+ * the regroup phase.
+ */
+public class Card10_016 extends AbstractEvent {
+    public Card10_016() {
+        super(Side.FREE_PEOPLE, 2, Culture.GANDALF, "Gathering Wind", Phase.MANEUVER);
+    }
+
+    @Override
+    public boolean checkPlayRequirements(String playerId, LotroGame game, PhysicalCard self, int twilightModifier, boolean ignoreRoamingPenalty) {
+        return super.checkPlayRequirements(playerId, game, self, twilightModifier, ignoreRoamingPenalty)
+                && PlayConditions.canExert(self, game, Race.WIZARD);
+    }
+
+    @Override
+    public PlayEventAction getPlayCardAction(String playerId, LotroGame game, final PhysicalCard self, int twilightModifier, boolean ignoreRoamingPenalty) {
+        final PlayEventAction action = new PlayEventAction(self);
+        action.appendCost(
+                new ChooseAndExertCharactersEffect(action, playerId, 1, 1, Filters.owner(playerId), Race.WIZARD));
+        action.appendEffect(
+                new PlayoutDecisionEffect(game.getUserFeedback(), playerId,
+                        new IntegerAwaitingDecision(1, "Choose a number", 0) {
+                            @Override
+                            public void decisionMade(String result) throws DecisionResultInvalidException {
+                                int twilightCost = getValidatedResult(result);
+                                action.appendEffect(
+                                        new AddUntilStartOfPhaseModifierEffect(
+                                                new StrengthModifier(self, Filters.and(CardType.MINION, Filters.printedTwilightCost(twilightCost)), -2), Phase.REGROUP));
+                            }
+                        }));
+        return action;
+    }
+}