diff --git a/src/Bannerlord.ModuleManager.Models/Issues/ModuleIssueV2.cs b/src/Bannerlord.ModuleManager.Models/Issues/ModuleIssueV2.cs
index 87904c1..1a1baa1 100644
--- a/src/Bannerlord.ModuleManager.Models/Issues/ModuleIssueV2.cs
+++ b/src/Bannerlord.ModuleManager.Models/Issues/ModuleIssueV2.cs
@@ -115,6 +115,50 @@ DependentModuleMetadata Dependency
         ApplicationVersionRange.Empty);
 }
 
+/// <summary>
+///     Represents an issue where the `Bannerlord Software Extender` (BLSE) is missing.
+/// </summary>
+/// <param name="Module">The module with the missing dependency</param>
+/// <param name="Dependency">The missing dependency module</param>
+/// <remarks>
+/// This issue occurs when a mod requires the `Bannerlord Software Extender` (BLSE)
+/// but it is not installed.
+/// 
+/// Example scenario:
+/// ```xml
+/// <Module>
+///     <!-- 👇 Current mod is `SimpleTournaments` -->
+///     <Id value="SimpleTournaments"/>
+///     <DependedModules>
+///         <!-- 👇 This dependency `BLSE.AssemblyResolver` is provided by BLSE -->
+///         <DependedModule Id="BLSE.AssemblyResolver" />
+/// 
+///         <!-- 👇 This dependency `BLSE.LoadingInterceptor` is provided by BLSE -->
+///         <DependedModule Id="BLSE.LoadingInterceptor" />
+///     </DependedModules>
+/// </Module>
+/// ```
+/// If `BLSE` is not installed at all, this issue will be raised if `SimpleTournaments` is enabled.
+/// </remarks>
+#if !BANNERLORDBUTRMODULEMANAGER_PUBLIC
+internal
+#else
+public
+# endif
+    sealed record ModuleMissingBLSEDependencyIssue(
+        ModuleInfoExtended Module,
+        DependentModuleMetadata Dependency
+    ) : ModuleIssueV2(Module)
+{
+    public override string ToString() => $"Missing Bannerlord Software Extender";
+    public override LegacyModuleIssue ToLegacy() => new(
+        Module,
+        Dependency.Id,
+        ModuleIssueType.MissingBLSE,
+        ToString(),
+        ApplicationVersionRange.Empty);
+}
+
 /// <summary>
 ///     Represents an issue where a required dependency module is missing AND an exact version was specified
 /// </summary>
diff --git a/src/Bannerlord.ModuleManager.Models/ModuleIssueType.cs b/src/Bannerlord.ModuleManager.Models/ModuleIssueType.cs
index 5048785..6c07173 100644
--- a/src/Bannerlord.ModuleManager.Models/ModuleIssueType.cs
+++ b/src/Bannerlord.ModuleManager.Models/ModuleIssueType.cs
@@ -56,6 +56,8 @@ enum ModuleIssueType
     MissingModuleName,
     DependencyIsNull,
     DependencyMissingModuleId,
+    
+    MissingBLSE,
 }
 
 #nullable restore
diff --git a/src/Bannerlord.ModuleManager/ModuleUtilities.cs b/src/Bannerlord.ModuleManager/ModuleUtilities.cs
index 2cb5e16..1f59598 100644
--- a/src/Bannerlord.ModuleManager/ModuleUtilities.cs
+++ b/src/Bannerlord.ModuleManager/ModuleUtilities.cs
@@ -273,7 +273,7 @@ public static IEnumerable<ModuleIssueV2> ValidateModuleEx(
         bool validateDependencies = true)
     {
         var visited = new HashSet<ModuleInfoExtended>();
-        foreach (var issue in ValidateModuleEx(modules, targetModule, visited, isSelected, isValid))
+        foreach (var issue in ValidateModuleEx(modules, targetModule, visited, isSelected, isValid, validateDependencies))
         {
             yield return issue;
         }
@@ -427,7 +427,10 @@ private static IEnumerable<ModuleIssueV2> ValidateModuleDependenciesEx(
 
             if (!modules.Any(x => string.Equals(x.Id, metadata.Id, StringComparison.Ordinal)))
             {
-                if (metadata.Version != ApplicationVersion.Empty)
+                // For BLSE, there is a special case, 
+                if (metadata.Id is "BLSE.LoadingInterceptor" or "BLSE.AssemblyResolver")
+                    yield return new ModuleMissingBLSEDependencyIssue(targetModule, metadata);
+                else if (metadata.Version != ApplicationVersion.Empty)
                     yield return new ModuleMissingExactVersionDependencyIssue(targetModule, metadata);
                 else if (metadata.VersionRange != ApplicationVersionRange.Empty)
                     yield return new ModuleMissingVersionRangeDependencyIssue(targetModule, metadata);
@@ -600,8 +603,12 @@ public static IEnumerable<ModuleIssueV2> ValidateLoadOrderEx(
                 
             if (metadataIdx == -1)
             {
+                // For BLSE, there is a special case, 
+                if (metadata.Id is "BLSE.LoadingInterceptor" or "BLSE.AssemblyResolver")
+                    yield return new ModuleMissingBLSEDependencyIssue(targetModule, metadata);
+                
                 // If the dependency lacks an Id, it's not valid
-                if (!string.IsNullOrWhiteSpace(metadata.Id) && !metadata.IsOptional)
+                else if (!string.IsNullOrWhiteSpace(metadata.Id) && !metadata.IsOptional)
                 {
                     if (metadata.Version != ApplicationVersion.Empty)
                         yield return new ModuleMissingExactVersionDependencyIssue(targetModule, metadata);