diff --git a/docs/sdk/scenario/scenario.xml b/docs/sdk/scenario/scenario.xml
index 755b7cde1..58708dd91 100644
--- a/docs/sdk/scenario/scenario.xml
+++ b/docs/sdk/scenario/scenario.xml
@@ -122,9 +122,14 @@
       </row>
       <row>
         <col>FoWEnabled</col>
-        <col>Integer</col>
+        <col>Bool</col>
         <col>0 or 1. If 0, FoW is disabled, and the whole landscape is visible. Default 1.</col>
       </row>
+      <row>
+        <col>EvaluateOnAbort</col>
+        <col>Bool</col>
+        <col>If enabled, the game will be evaluated even when aborted by the player. This is intended for scenarios like Tower of Despair that save progress in players. Default false.</col>
+      </row>
     </table>
   </text>
   <text>
diff --git a/src/game/C4Game.cpp b/src/game/C4Game.cpp
index 50c468c09..acb8433f4 100644
--- a/src/game/C4Game.cpp
+++ b/src/game/C4Game.cpp
@@ -1458,6 +1458,7 @@ void C4Game::Default()
 	HaltCount=0;
 	fReferenceDefinitionOverride=false;
 	Evaluated=false;
+	EvaluateOnAbort=false;
 	TimeGo=false;
 	Time=0;
 	StartTime=0;
@@ -2264,6 +2265,8 @@ bool C4Game::InitGame(C4Group &hGroup, InitMode init_mode, bool fLoadSky, C4Valu
 		{
 			RoundResults.Init();
 		}
+		// Per-scenario flag, ignored in sections.
+		EvaluateOnAbort = C4S.Game.EvaluateOnAbort;
 	}
 
 	// Denumerate game data pointers
@@ -3677,6 +3680,12 @@ void C4Game::Abort(bool fApproved)
 			return;
 		}
 	}
+	if (EvaluateOnAbort)
+	{
+		// Scenario forces evaluation. This is intended for scenarios that
+		// always save progress in the players, such as Tower of Despair.
+		Evaluate();
+	}
 	// hard-abort: eval league and quit
 	// manually evaluate league
 	Players.RemoveLocal(true, true);
diff --git a/src/game/C4Game.h b/src/game/C4Game.h
index 50e953c4d..c41cc4225 100644
--- a/src/game/C4Game.h
+++ b/src/game/C4Game.h
@@ -112,6 +112,7 @@ public:
 	int32_t HaltCount;
 	bool InitialPlayersJoined; // true after the InitializeFinal callback has been made
 	bool GameOver;
+	bool EvaluateOnAbort; // set in Scenario.txt, copied here because of sections
 	bool Evaluated;
 	bool GameOverDlgShown;
 	bool fScriptCreatedObjects;
diff --git a/src/landscape/C4Scenario.cpp b/src/landscape/C4Scenario.cpp
index e5f256702..e6c342fbf 100644
--- a/src/landscape/C4Scenario.cpp
+++ b/src/landscape/C4Scenario.cpp
@@ -217,6 +217,7 @@ void C4SGame::Default()
 	Goals.Clear();
 	Rules.Clear();
 	FoWEnabled = true;
+	EvaluateOnAbort = false;
 }
 
 void C4SGame::CompileFunc(StdCompiler *pComp, bool fSection)
@@ -228,10 +229,11 @@ void C4SGame::CompileFunc(StdCompiler *pComp, bool fSection)
 	pComp->Value(mkNamingAdapt(mkRuntimeValueAdapt(Realism.LandscapePushPull),         "LandscapePushPull",   false));
 	pComp->Value(mkNamingAdapt(mkRuntimeValueAdapt(Realism.LandscapeInsertThrust),     "LandscapeInsertThrust",true));
 
-	pComp->Value(mkNamingAdapt(mkParAdapt(Mode, StdCompiler::RCT_IdtfAllowEmpty), "Mode",        StdCopyStrBuf()));
-	pComp->Value(mkNamingAdapt(Goals,                                             "Goals",       C4IDList()));
-	pComp->Value(mkNamingAdapt(Rules,                                             "Rules",       C4IDList()));
-	pComp->Value(mkNamingAdapt(FoWEnabled,                                        "FoWEnabled",  true));
+	pComp->Value(mkNamingAdapt(mkParAdapt(Mode, StdCompiler::RCT_IdtfAllowEmpty), "Mode",            StdCopyStrBuf()));
+	pComp->Value(mkNamingAdapt(Goals,                                             "Goals",           C4IDList()));
+	pComp->Value(mkNamingAdapt(Rules,                                             "Rules",           C4IDList()));
+	pComp->Value(mkNamingAdapt(FoWEnabled,                                        "FoWEnabled",      true));
+	pComp->Value(mkNamingAdapt(EvaluateOnAbort,                                   "EvaluateOnAbort", false));
 }
 
 void C4SPlrStart::Default()
diff --git a/src/landscape/C4Scenario.h b/src/landscape/C4Scenario.h
index 9a4ab4866..d3aaf6e89 100644
--- a/src/landscape/C4Scenario.h
+++ b/src/landscape/C4Scenario.h
@@ -126,6 +126,8 @@ public:
 
 	C4SRealism Realism;
 
+	bool EvaluateOnAbort;
+
 public:
 	bool IsMelee();
 	void Default();