diff --git a/Content.IntegrationTests/Tests/GameObjects/Components/EntityPrototypeComponentsTest.cs b/Content.IntegrationTests/Tests/GameObjects/Components/EntityPrototypeComponentsTest.cs
new file mode 100644
index 0000000000..2cd325824b
--- /dev/null
+++ b/Content.IntegrationTests/Tests/GameObjects/Components/EntityPrototypeComponentsTest.cs
@@ -0,0 +1,120 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Content.Client;
+using NUnit.Framework;
+using Robust.Shared.ContentPack;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Utility;
+using YamlDotNet.RepresentationModel;
+
+namespace Content.IntegrationTests.Tests.GameObjects.Components
+{
+    [TestFixture]
+    [TestOf(typeof(IgnoredComponents))]
+    [TestOf(typeof(Server.IgnoredComponents))]
+    public class EntityPrototypeComponentsTest : ContentIntegrationTest
+    {
+        [Test]
+        public async Task Test()
+        {
+            var (client, server) = await StartConnectedServerDummyTickerClientPair();
+
+            await server.WaitIdleAsync();
+
+            var sResourceManager = server.ResolveDependency<IResourceManager>();
+            var prototypePath = new ResourcePath("/Prototypes/");
+            var paths = sResourceManager.ContentFindFiles(prototypePath)
+                .ToList()
+                .AsParallel()
+                .Where(filePath => filePath.Extension == "yml" &&
+                                   !filePath.Filename.StartsWith("."))
+                .ToArray();
+
+            var cComponentFactory = client.ResolveDependency<IComponentFactory>();
+            var sComponentFactory = server.ResolveDependency<IComponentFactory>();
+
+            var unknownComponentsClient = new List<(string entityId, string component)>();
+            var unknownComponentsServer = new List<(string entityId, string component)>();
+            var entitiesValidated = 0;
+            var componentsValidated = 0;
+
+            foreach (var path in paths)
+            {
+                var file = sResourceManager.ContentFileRead(path);
+                var reader = new StreamReader(file, Encoding.UTF8);
+
+                var yamlStream = new YamlStream();
+                yamlStream.Load(reader);
+
+                foreach (var document in yamlStream.Documents)
+                {
+                    var root = (YamlSequenceNode) document.RootNode;
+
+                    foreach (var node in root.Cast<YamlMappingNode>())
+                    {
+                        var prototypeType = node.GetNode("type").AsString();
+
+                        if (prototypeType != "entity")
+                        {
+                            continue;
+                        }
+
+                        if (!node.TryGetNode<YamlSequenceNode>("components", out var components))
+                        {
+                            continue;
+                        }
+
+                        entitiesValidated++;
+
+                        foreach (var component in components.Cast<YamlMappingNode>())
+                        {
+                            componentsValidated++;
+
+                            var componentType = component.GetNode("type").AsString();
+                            var clientAvailability = cComponentFactory.GetComponentAvailability(componentType);
+
+                            if (clientAvailability == ComponentAvailability.Unknown)
+                            {
+                                var entityId = node.GetNode("id").AsString();
+                                unknownComponentsClient.Add((entityId, componentType));
+                            }
+
+                            var serverAvailability = sComponentFactory.GetComponentAvailability(componentType);
+
+                            if (serverAvailability == ComponentAvailability.Unknown)
+                            {
+                                var entityId = node.GetNode("id").AsString();
+                                unknownComponentsServer.Add((entityId, componentType));
+                            }
+                        }
+                    }
+                }
+            }
+
+            if (unknownComponentsClient.Count + unknownComponentsServer.Count == 0)
+            {
+                Assert.Pass($"Validated {entitiesValidated} entities with {componentsValidated} components in {paths.Length} files.");
+                return;
+            }
+
+            var message = new StringBuilder();
+
+            foreach (var unknownComponent in unknownComponentsClient)
+            {
+                message.Append(
+                    $"CLIENT: Unknown component {unknownComponent.component} in prototype {unknownComponent.entityId}\n");
+            }
+
+            foreach (var unknownComponent in unknownComponentsServer)
+            {
+                message.Append(
+                    $"SERVER: Unknown component {unknownComponent.component} in prototype {unknownComponent.entityId}\n");
+            }
+
+            Assert.Fail(message.ToString());
+        }
+    }
+}