diff --git a/app.js b/app.js
index 5a028f6..3d66a79 100644
--- a/app.js
+++ b/app.js
@@ -9,6 +9,8 @@ const NEXUS = {
     constellationLine: 0x334488,
     constellationFade: 0x112244,
     accent: 0x4488ff,
+    avatarCore: 0x66aaff,
+    avatarGlow: 0x2255cc,
   }
 };
 
@@ -112,6 +114,31 @@ function buildConstellationLines() {
 const constellationLines = buildConstellationLines();
 scene.add(constellationLines);
 
+// === TIMMY AVATAR ===
+// A floating icosahedron representing Timmy's presence near the terminal hub.
+const avatarGeo = new THREE.IcosahedronGeometry(0.55, 1);
+const avatarMat = new THREE.MeshBasicMaterial({
+  color: NEXUS.colors.avatarCore,
+  wireframe: true,
+  transparent: true,
+  opacity: 0.85,
+});
+const timmyAvatar = new THREE.Mesh(avatarGeo, avatarMat);
+timmyAvatar.position.set(1.6, 0.4, 0);
+scene.add(timmyAvatar);
+
+// Outer shell — slightly larger wireframe for holographic depth
+const avatarShellGeo = new THREE.IcosahedronGeometry(0.8, 1);
+const avatarShellMat = new THREE.MeshBasicMaterial({
+  color: NEXUS.colors.avatarGlow,
+  wireframe: true,
+  transparent: true,
+  opacity: 0.25,
+});
+const timmyShell = new THREE.Mesh(avatarShellGeo, avatarShellMat);
+timmyShell.position.copy(timmyAvatar.position);
+scene.add(timmyShell);
+
 // === MOUSE-DRIVEN ROTATION ===
 let mouseX = 0;
 let mouseY = 0;
@@ -182,6 +209,17 @@ function animate() {
   // Subtle pulse on constellation opacity
   constellationLines.material.opacity = 0.12 + Math.sin(elapsed * 0.5) * 0.06;
 
+  // Timmy avatar — float, rotate, and pulse
+  const floatY = Math.sin(elapsed * 0.8) * 0.12;
+  timmyAvatar.position.y = 0.4 + floatY;
+  timmyShell.position.y = timmyAvatar.position.y;
+  timmyAvatar.rotation.y = elapsed * 0.6;
+  timmyAvatar.rotation.x = elapsed * 0.3;
+  timmyShell.rotation.y = -elapsed * 0.4;
+  timmyShell.rotation.x = elapsed * 0.2;
+  timmyAvatar.material.opacity = 0.7 + Math.sin(elapsed * 1.2) * 0.15;
+  timmyShell.material.opacity = 0.15 + Math.sin(elapsed * 0.9 + 1) * 0.1;
+
   renderer.render(scene, camera);
 }