diff --git a/OpenRA.Mods.Common/OpenRA.Mods.Common.csproj b/OpenRA.Mods.Common/OpenRA.Mods.Common.csproj
index 53827ce162..daeca3c8cc 100644
--- a/OpenRA.Mods.Common/OpenRA.Mods.Common.csproj
+++ b/OpenRA.Mods.Common/OpenRA.Mods.Common.csproj
@@ -542,6 +542,7 @@
+
diff --git a/OpenRA.Mods.Common/Traits/Conditions/GrantConditionOnProduction.cs b/OpenRA.Mods.Common/Traits/Conditions/GrantConditionOnProduction.cs
new file mode 100644
index 0000000000..377cf378cb
--- /dev/null
+++ b/OpenRA.Mods.Common/Traits/Conditions/GrantConditionOnProduction.cs
@@ -0,0 +1,88 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2018 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System.Collections.Generic;
+using System.Drawing;
+using System.Linq;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Traits
+{
+ [Desc("Grants a condition when this actor produces a specific actor.")]
+ public class GrantConditionOnProductionInfo : ITraitInfo
+ {
+ [FieldLoader.Require]
+ [GrantedConditionReference]
+ [Desc("The condition to grant")]
+ public readonly string Condition = null;
+
+ [ActorReference]
+ [Desc("The actors to grant condition for. If empty condition will be granted for all actors.")]
+ public readonly HashSet Actors = new HashSet();
+
+ [Desc("How long condition is applies for. Use -1 for infinite.")]
+ public readonly int Duration = -1;
+
+ [Desc("Show a selection bar while condition is applied if it has a duration.")]
+ public readonly bool ShowSelectionBar = true;
+ public readonly Color SelectionBarColor = Color.Magenta;
+
+ public object Create(ActorInitializer init) { return new GrantConditionOnProduction(init.Self, this); }
+ }
+
+ public class GrantConditionOnProduction : INotifyCreated, INotifyProduction, ITick, ISync, ISelectionBar
+ {
+ readonly GrantConditionOnProductionInfo info;
+ ConditionManager conditionManager;
+
+ int token = ConditionManager.InvalidConditionToken;
+ [Sync] int ticks;
+
+ public GrantConditionOnProduction(Actor self, GrantConditionOnProductionInfo info)
+ {
+ this.info = info;
+ ticks = info.Duration;
+ }
+
+ void INotifyCreated.Created(Actor self)
+ {
+ conditionManager = self.TraitOrDefault();
+ }
+
+ void INotifyProduction.UnitProduced(Actor self, Actor other, CPos exit)
+ {
+ if (info.Actors.Any() && !info.Actors.Select(a => a.ToLowerInvariant()).Contains(other.Info.Name))
+ return;
+
+ if (conditionManager != null && token == ConditionManager.InvalidConditionToken)
+ token = conditionManager.GrantCondition(self, info.Condition);
+
+ ticks = info.Duration;
+ }
+
+ void ITick.Tick(Actor self)
+ {
+ if (info.Duration >= 0 && token != ConditionManager.InvalidConditionToken && --ticks < 0)
+ token = conditionManager.RevokeCondition(self, token);
+ }
+
+ float ISelectionBar.GetValue()
+ {
+ if (info.Duration < 0 || token == ConditionManager.InvalidConditionToken)
+ return 0;
+
+ return (float)ticks / info.Duration;
+ }
+
+ Color ISelectionBar.GetColor() { return info.SelectionBarColor; }
+ bool ISelectionBar.DisplayWhenEmpty { get { return false; } }
+ }
+}