diff --git a/regression/regression/result.txt b/regression/regression/result.txt
index 3c98d4b27e..9d8e926bb6 100644
--- a/regression/regression/result.txt
+++ b/regression/regression/result.txt
@@ -10117,9 +10117,12 @@ constructor failed with: excessive CPU usage in list filter function
 Your script made an error: excessive CPU usage in valuator function
 
 CALLSTACK
+*FUNCTION [Valuate()] Valuate line [5]
 *FUNCTION [Start()] regression/main.nut line [2184]
 
 LOCALS
+[args] ARRAY
+[this] INSTANCE
 [Infinite] CLOSURE
 [list] INSTANCE
 [this] INSTANCE
diff --git a/src/core/backup_type.hpp b/src/core/backup_type.hpp
index a8ea91fa7c..ed5a7afdb3 100644
--- a/src/core/backup_type.hpp
+++ b/src/core/backup_type.hpp
@@ -70,7 +70,7 @@ struct Backup {
 	const T &GetOriginalValue() const
 	{
 		assert(this->valid);
-		return original_value;
+		return this->original_value;
 	}
 
 	/**
@@ -83,7 +83,7 @@ struct Backup {
 	{
 		/* Note: We use a separate typename U, so type conversions are handled by assignment operator. */
 		assert(this->valid);
-		original = new_value;
+		this->original = new_value;
 	}
 
 	/**
@@ -172,6 +172,15 @@ struct AutoRestoreBackup {
 		this->original = this->original_value;
 	}
 
+	/**
+	 * Returns the backupped value.
+	 * @return value from the backup.
+	 */
+	const T &GetOriginalValue() const
+	{
+		return this->original_value;
+	}
+
 private:
 	T &original;
 	T original_value;
diff --git a/src/script/api/script_list.cpp b/src/script/api/script_list.cpp
index d4f68a5d48..f01f596bf4 100644
--- a/src/script/api/script_list.cpp
+++ b/src/script/api/script_list.cpp
@@ -8,6 +8,7 @@
 /** @file script_list.cpp Implementation of ScriptList. */
 
 #include "../../stdafx.h"
+#include "script_controller.hpp"
 #include "script_list.hpp"
 #include "../../debug.h"
 #include "../../script/squirrel.hpp"
@@ -962,14 +963,27 @@ SQInteger ScriptList::Valuate(HSQUIRRELVM vm)
 	/* Push the function to call */
 	sq_push(vm, 2);
 
-	for (const auto &item : this->items) {
+	auto begin = this->items.begin();
+	if (disabler.GetOriginalValue() && this->resume_item.has_value()) {
+		begin = this->items.lower_bound(this->resume_item.value());
+	}
+
+	for (const auto &[item, _] : std::ranges::subrange(begin, this->items.end())) {
+		if (disabler.GetOriginalValue() && item != this->resume_item && ScriptController::GetOpsTillSuspend() < 0) {
+			this->resume_item = item;
+			/* Pop the valuator function. */
+			sq_poptop(vm);
+			sq_pushbool(vm, SQTrue);
+			return 1;
+		}
+
 		/* Check for changing of items. */
 		int previous_modification_count = this->modifications;
 
 		/* Push the root table as instance object, this is what squirrel does for meta-functions. */
 		sq_pushroottable(vm);
 		/* Push all arguments for the valuator function. */
-		sq_pushinteger(vm, item.first);
+		sq_pushinteger(vm, item);
 		for (int i = 0; i < nparam - 1; i++) {
 			sq_push(vm, i + 3);
 		}
@@ -995,8 +1009,8 @@ SQInteger ScriptList::Valuate(HSQUIRRELVM vm)
 			}
 
 			default: {
-				/* See below for explanation. The extra pop is the return value. */
-				sq_pop(vm, nparam + 4);
+				/* Pop the valuator function and the return value. */
+				sq_pop(vm, 2);
 
 				return sq_throwerror(vm, "return value of valuator is not valid (not integer/bool)");
 			}
@@ -1004,25 +1018,24 @@ SQInteger ScriptList::Valuate(HSQUIRRELVM vm)
 
 		/* Was something changed? */
 		if (previous_modification_count != this->modifications) {
-			/* See below for explanation. The extra pop is the return value. */
-			sq_pop(vm, nparam + 4);
+			/* Pop the valuator function and the return value. */
+			sq_pop(vm, 2);
 
 			return sq_throwerror(vm, "modifying valuated list outside of valuator function");
 		}
 
-		this->SetValue(item.first, value);
+		this->SetValue(item, value);
 
 		/* Pop the return value. */
 		sq_poptop(vm);
 
 		Squirrel::DecreaseOps(vm, 5);
 	}
-	/* Pop from the squirrel stack:
-	 * 1. The root stable (as instance object).
-	 * 2. The valuator function.
-	 * 3. The parameters given to this function.
-	 * 4. The ScriptList instance object. */
-	sq_pop(vm, nparam + 3);
 
-	return 0;
+	/* Pop the valuator function from the squirrel stack. */
+	sq_poptop(vm);
+
+	this->resume_item.reset();
+	sq_pushbool(vm, SQFalse);
+	return 1;
 }
diff --git a/src/script/api/script_list.hpp b/src/script/api/script_list.hpp
index 2acce55247..2794a0ed33 100644
--- a/src/script/api/script_list.hpp
+++ b/src/script/api/script_list.hpp
@@ -41,6 +41,7 @@ private:
 	bool sort_ascending;          ///< Whether to sort ascending or descending
 	bool initialized;             ///< Whether an iteration has been started
 	int modifications;            ///< Number of modification that has been done. To prevent changing data while valuating.
+	std::optional<SQInteger> resume_item; ///< Item to use on valuation start.
 
 protected:
 	/* Temporary helper functions to get the raw index from either strongly and non-strongly typed pool items. */
@@ -374,6 +375,7 @@ public:
 
 	/**
 	 * The Valuate() wrapper from Squirrel.
+	 * @suspendable
 	 */
 	SQInteger Valuate(HSQUIRRELVM vm);
 #else
diff --git a/src/script/api/script_object.hpp b/src/script/api/script_object.hpp
index 27ce64fa6f..c7edb461f9 100644
--- a/src/script/api/script_object.hpp
+++ b/src/script/api/script_object.hpp
@@ -84,7 +84,7 @@ protected:
 		static ScriptInstance *active;  ///< The global current active instance.
 	};
 
-	class DisableDoCommandScope : private AutoRestoreBackup<bool> {
+	class DisableDoCommandScope : public AutoRestoreBackup<bool> {
 	public:
 		DisableDoCommandScope();
 	};