diff --git a/Robust.Client/ResourceManagement/ResourceCache.cs b/Robust.Client/ResourceManagement/ResourceCache.cs
index b6ec40f24..cdcea4fcc 100644
--- a/Robust.Client/ResourceManagement/ResourceCache.cs
+++ b/Robust.Client/ResourceManagement/ResourceCache.cs
@@ -7,6 +7,7 @@ using System.Runtime.CompilerServices;
 using Robust.Client.Audio;
 using Robust.Shared.ContentPack;
 using Robust.Shared.IoC;
+using Robust.Shared.Log;
 using Robust.Shared.Utility;
 
 namespace Robust.Client.ResourceManagement;
@@ -16,7 +17,6 @@ namespace Robust.Client.ResourceManagement;
 /// </summary>
 internal sealed partial class ResourceCache : ResourceManager, IResourceCacheInternal, IDisposable
 {
-    [Shared.IoC.Dependency] private readonly IDependencyCollection _deps = default!;
     private readonly Dictionary<Type, TypeData> _cachedResources = new();
     private readonly Dictionary<Type, BaseResource> _fallbacks = new();
 
@@ -36,7 +36,8 @@ internal sealed partial class ResourceCache : ResourceManager, IResourceCacheInt
         var resource = new T();
         try
         {
-            resource.Load(_deps, path);
+            var dependencies = IoCManager.Instance!;
+            resource.Load(dependencies, path);
             cache.Resources[path] = resource;
             return resource;
         }
@@ -80,7 +81,8 @@ internal sealed partial class ResourceCache : ResourceManager, IResourceCacheInt
         var _resource = new T();
         try
         {
-            _resource.Load(_deps, path);
+            var dependencies = IoCManager.Instance!;
+            _resource.Load(dependencies, path);
             resource = _resource;
             cache.Resources[path] = resource;
             return true;
@@ -121,7 +123,8 @@ internal sealed partial class ResourceCache : ResourceManager, IResourceCacheInt
 
         try
         {
-            res.Reload(_deps, path);
+            var dependencies = IoCManager.Instance!;
+            res.Reload(dependencies, path);
         }
         catch (Exception e)
         {
diff --git a/Robust.Shared/IoC/IoCManager.cs b/Robust.Shared/IoC/IoCManager.cs
index 7c9ab2650..1eca24a00 100644
--- a/Robust.Shared/IoC/IoCManager.cs
+++ b/Robust.Shared/IoC/IoCManager.cs
@@ -50,7 +50,6 @@ namespace Robust.Shared.IoC
         /// <remarks>
         /// This property will be null if <see cref="InitThread()"/> has not been called on this thread yet.
         /// </remarks>
-        [Obsolete("Resolve the IDependencyCollection directly without static methods (e.g., with a [Dependency] IDependencyCollection field)")]
         public static IDependencyCollection? Instance => _container.IsValueCreated ? _container.Value : null;
 
         /// <summary>
@@ -103,7 +102,6 @@ namespace Robust.Shared.IoC
         /// Thrown if <paramref name="overwrite"/> is false and <typeparamref name="TInterface"/> has been registered before,
         /// or if an already instantiated interface (by <see cref="BuildGraph"/>) is attempting to be overwritten.
         /// </exception>
-        [Obsolete("Use an IDependencyCollection instance instead of static methods")]
         public static void Register<TInterface, [MeansImplicitUse] TImplementation>(bool overwrite = false)
             where TImplementation : class, TInterface
             where TInterface : class
@@ -125,7 +123,6 @@ namespace Robust.Shared.IoC
         /// Thrown if <paramref name="overwrite"/> is false and <typeparamref name="T"/> has been registered before,
         /// or if an already instantiated interface (by <see cref="BuildGraph"/>) is attempting to be overwritten.
         /// </exception>
-        [Obsolete("Use an IDependencyCollection instance instead of static methods")]
         public static void Register<[MeansImplicitUse] T>(bool overwrite = false) where T : class
         {
             Register<T, T>(overwrite);
@@ -146,7 +143,6 @@ namespace Robust.Shared.IoC
         /// Thrown if <paramref name="overwrite"/> is false and <typeparamref name="TInterface"/> has been registered before,
         /// or if an already instantiated interface (by <see cref="BuildGraph"/>) is attempting to be overwritten.
         /// </exception>
-        [Obsolete("Use an IDependencyCollection instance instead of static methods")]
         public static void Register<TInterface, TImplementation>(DependencyFactoryDelegate<TImplementation> factory, bool overwrite = false)
             where TImplementation : class, TInterface
             where TInterface : class
@@ -169,7 +165,6 @@ namespace Robust.Shared.IoC
         ///     If true, do not throw an <see cref="InvalidOperationException"/> if an interface is already registered,
         ///     replace the current implementation instead.
         /// </param>
-        [Obsolete("Use an IDependencyCollection instance instead of static methods")]
         public static void RegisterInstance<TInterface>(object implementation, bool overwrite = false)
             where TInterface : class
         {
@@ -198,7 +193,6 @@ namespace Robust.Shared.IoC
         /// because the object graph still needs to be constructed for it.
         /// </exception>
         [System.Diagnostics.Contracts.Pure]
-        [Obsolete("Use dependency injection or an IDependencyCollection instance instead of static methods")]
         public static T Resolve<T>()
         {
             DebugTools.Assert(_container.IsValueCreated, NoContextAssert);
@@ -208,7 +202,6 @@ namespace Robust.Shared.IoC
 
         /// <inheritdoc cref="Resolve{T}()"/>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        [Obsolete("Use dependency injection or an IDependencyCollection instance instead of static methods")]
         public static void Resolve<T>([NotNull] ref T? instance)
         {
             // Do not call into IDependencyCollection immediately for this,
@@ -221,7 +214,6 @@ namespace Robust.Shared.IoC
         /// Resolve two dependencies manually.
         /// </summary>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        [Obsolete("Use dependency injection or an IDependencyCollection instance instead of static methods")]
         public static void Resolve<T1, T2>([NotNull] ref T1? instance1, [NotNull] ref T2? instance2)
         {
             DebugTools.Assert(_container.IsValueCreated, NoContextAssert);
@@ -234,7 +226,6 @@ namespace Robust.Shared.IoC
         /// Resolve three dependencies manually.
         /// </summary>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        [Obsolete("Use dependency injection or an IDependencyCollection instance instead of static methods")]
         public static void Resolve<T1, T2, T3>([NotNull] ref T1? instance1, [NotNull] ref T2? instance2, [NotNull] ref T3? instance3)
         {
             DebugTools.Assert(_container.IsValueCreated, NoContextAssert);
@@ -247,7 +238,6 @@ namespace Robust.Shared.IoC
         /// Resolve four dependencies manually.
         /// </summary>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        [Obsolete("Use dependency injection or an IDependencyCollection instance instead of static methods")]
         public static void Resolve<T1, T2, T3, T4>([NotNull] ref T1? instance1, [NotNull] ref T2? instance2, [NotNull] ref T3? instance3, [NotNull] ref T4? instance4)
         {
             DebugTools.Assert(_container.IsValueCreated, NoContextAssert);
@@ -264,7 +254,6 @@ namespace Robust.Shared.IoC
         /// because the object graph still needs to be constructed for it.
         /// </exception>
         [System.Diagnostics.Contracts.Pure]
-        [Obsolete("Use dependency injection or an IDependencyCollection instance instead of static methods")]
         public static object ResolveType(Type type)
         {
             DebugTools.Assert(_container.IsValueCreated, NoContextAssert);
@@ -295,7 +284,6 @@ namespace Robust.Shared.IoC
         ///     Thrown if a dependency field on the object is not registered.
         /// </exception>
         /// <seealso cref="BuildGraph"/>
-        [Obsolete("Use an IDependencyCollection instance instead of static methods")]
         public static T InjectDependencies<T>(T obj) where T : notnull
         {
             DebugTools.Assert(_container.IsValueCreated, NoContextAssert);
diff --git a/Robust.Shared/Toolshed/Commands/Misc/IoCCommand.cs b/Robust.Shared/Toolshed/Commands/Misc/IoCCommand.cs
index eb90a8d38..516dd9d9f 100644
--- a/Robust.Shared/Toolshed/Commands/Misc/IoCCommand.cs
+++ b/Robust.Shared/Toolshed/Commands/Misc/IoCCommand.cs
@@ -7,10 +7,9 @@ namespace Robust.Shared.Toolshed.Commands.Misc;
 [ToolshedCommand]
 internal sealed class IoCCommand : ToolshedCommand
 {
-    [Dependency] private readonly IDependencyCollection _deps = default!;
     [CommandImplementation("registered")]
-    public IEnumerable<Type> Registered() => _deps.GetRegisteredTypes();
+    public IEnumerable<Type> Registered() => IoCManager.Instance!.GetRegisteredTypes();
 
     [CommandImplementation("get")]
-    public object? Get([PipedArgument] Type t) => _deps.ResolveType(t);
+    public object? Get([PipedArgument] Type t) => IoCManager.ResolveType(t);
 }
diff --git a/Robust.Shared/ViewVariables/ViewVariablesManager.Domains.cs b/Robust.Shared/ViewVariables/ViewVariablesManager.Domains.cs
index 07bc2e805..d244d9e3e 100644
--- a/Robust.Shared/ViewVariables/ViewVariablesManager.Domains.cs
+++ b/Robust.Shared/ViewVariables/ViewVariablesManager.Domains.cs
@@ -43,9 +43,9 @@ internal abstract partial class ViewVariablesManager
 
     private (ViewVariablesPath? Path, string[] Segments) ResolveIoCObject(string path)
     {
-        var empty = (new ViewVariablesInstancePath(_deps), Array.Empty<string>());
+        var empty = (new ViewVariablesInstancePath(IoCManager.Instance), Array.Empty<string>());
 
-        if (string.IsNullOrEmpty(path))
+        if (string.IsNullOrEmpty(path) || IoCManager.Instance == null)
             return empty;
 
         var segments = path.Split('/');
@@ -58,24 +58,24 @@ internal abstract partial class ViewVariablesManager
         if (!_reflectionMan.TryLooseGetType(service, out var type))
             return EmptyResolve;
 
-        return _deps.TryResolveType(type, out var obj)
+        return IoCManager.Instance.TryResolveType(type, out var obj)
             ? (new ViewVariablesInstancePath(obj), segments[1..])
             : EmptyResolve;
     }
 
     private IEnumerable<string>? ListIoCPaths(string[] segments)
     {
-        if (segments.Length > 1)
+        if (segments.Length > 1 || IoCManager.Instance is not {} deps)
             return null;
 
         if (segments.Length == 1
             && _reflectionMan.TryLooseGetType(segments[0], out var type)
-            && _deps.TryResolveType(type, out _))
+            && deps.TryResolveType(type, out _))
         {
             return null;
         }
 
-        return _deps.GetRegisteredTypes()
+        return deps.GetRegisteredTypes()
             .Select(t => t.Name);
     }
 
@@ -161,7 +161,7 @@ internal abstract partial class ViewVariablesManager
     {
         var empty = (new ViewVariablesInstancePath(_protoMan), Array.Empty<string>());
 
-        if (string.IsNullOrEmpty(path))
+        if (string.IsNullOrEmpty(path) || IoCManager.Instance == null)
             return empty;
 
         var segments = path.Split('/');
diff --git a/Robust.Shared/ViewVariables/ViewVariablesManager.cs b/Robust.Shared/ViewVariables/ViewVariablesManager.cs
index 5ddf7e318..df1aa1574 100644
--- a/Robust.Shared/ViewVariables/ViewVariablesManager.cs
+++ b/Robust.Shared/ViewVariables/ViewVariablesManager.cs
@@ -22,7 +22,6 @@ internal abstract partial class ViewVariablesManager : IViewVariablesManager, IP
     [Dependency] private readonly IReflectionManager _reflectionMan = default!;
     [Dependency] private readonly INetManager _netMan = default!;
     [Dependency] private readonly ILogManager _logMan = default!;
-    [Dependency] private readonly IDependencyCollection _deps = default!;
 
     private readonly Dictionary<Type, HashSet<object>> _cachedTraits = new();
 
diff --git a/Robust.UnitTesting/Shared/IoC/IoCManager_Test.cs b/Robust.UnitTesting/Shared/IoC/IoCManager_Test.cs
index 792ade235..f56cce14a 100644
--- a/Robust.UnitTesting/Shared/IoC/IoCManager_Test.cs
+++ b/Robust.UnitTesting/Shared/IoC/IoCManager_Test.cs
@@ -4,7 +4,6 @@ using NUnit.Framework;
 using Robust.Shared.Analyzers;
 using Robust.Shared.IoC;
 using Robust.Shared.IoC.Exceptions;
-#pragma warning disable CS0618 // Type or member is obsolete
 
 namespace Robust.UnitTesting.Shared.IoC
 {
diff --git a/Robust.UnitTesting/Shared/Localization/LoadLocalizationTest.cs b/Robust.UnitTesting/Shared/Localization/LoadLocalizationTest.cs
index af9952a10..a2fe3ee03 100644
--- a/Robust.UnitTesting/Shared/Localization/LoadLocalizationTest.cs
+++ b/Robust.UnitTesting/Shared/Localization/LoadLocalizationTest.cs
@@ -6,7 +6,6 @@ using Robust.Shared.ContentPack;
 using Robust.Shared.IoC;
 using Robust.Shared.Localization;
 using Robust.Shared.Log;
-#pragma warning disable CS0618 // Type or member is obsolete
 
 namespace Robust.UnitTesting.Shared.Localization;
 
diff --git a/Robust.UnitTesting/Shared/Reflection/ReflectionManager_Test.cs b/Robust.UnitTesting/Shared/Reflection/ReflectionManager_Test.cs
index 6d256803b..1dca766f3 100644
--- a/Robust.UnitTesting/Shared/Reflection/ReflectionManager_Test.cs
+++ b/Robust.UnitTesting/Shared/Reflection/ReflectionManager_Test.cs
@@ -3,7 +3,6 @@ using Robust.Shared.IoC;
 using Robust.Shared.Reflection;
 using System.Collections.Generic;
 using JetBrains.Annotations;
-#pragma warning disable CS0618 // Type or member is obsolete
 
 namespace Robust.UnitTesting.Shared.Reflection
 {