diff --git a/Source/Contents/ModelNode.cpp b/Source/Contents/ModelNode.cpp
index dd84dbb0..5cc188cd 100644
--- a/Source/Contents/ModelNode.cpp
+++ b/Source/Contents/ModelNode.cpp
@@ -34,6 +34,14 @@ C3dNodeV2::C3dNodeV2() = default;
 // FUNCTION: fn_17477
 C3dNodeV2::~C3dNodeV2() = default;
 
+// FUNCTION: fn_17481
+void C3dNode::Initialize(const ModelNode&) {
+}
+
+// FUNCTION: fn_17506
+void C3dNode::Animate(double) {
+}
+
 // OFFSET: 0x00AB7050
 // FUNCTION: fn_17482
 void C3dNodeV1::Initialize(const ModelNode& resource) {
diff --git a/Source/Contents/ModelNode.h b/Source/Contents/ModelNode.h
index ad86b102..946ff498 100644
--- a/Source/Contents/ModelNode.h
+++ b/Source/Contents/ModelNode.h
@@ -25,8 +25,8 @@ public:
   C3dNode(const C3dNode&) = delete;
   C3dNode& operator=(const C3dNode&) = delete;
 
-  virtual void Initialize(const ModelNode& resource) = 0;
-  virtual void Animate(double frame) = 0;
+  virtual void Initialize(const ModelNode& resource);
+  virtual void Animate(double frame);
   virtual void Draw(
     const float* matrix,
     unsigned char reversed,