diff --git a/frontend/src/lib/cybersigil.ts b/frontend/src/lib/cybersigil.ts
index 2d697a2..795eec0 100644
--- a/frontend/src/lib/cybersigil.ts
+++ b/frontend/src/lib/cybersigil.ts
@@ -68,11 +68,28 @@ export function buildCybersigil(opts: SigilOptions = {}): string {
 	const emit = (d: string, cls: string) => {
 		if (strokeCount >= MAX_PATHS) return;
 		parts.push(
-			`<path class="${cls}" d="${d}" pathLength="1" style="--i:${strokeCount % 16}"/>`,
+			`<path class="${cls}" d="${d}" pathLength="1" style="--i:${strokeCount % 16}" filter="url(#cs-erosion)"/>`,
 		);
 		strokeCount++;
 	};
 
+	const emitText = (x: number, y: number, txt: string, cls: string) => {
+		parts.push(
+			`<text x="${n(x)}" y="${n(y)}" class="${cls}" style="--i:${strokeCount % 16}">${txt}</text>`,
+		);
+		strokeCount++;
+	};
+
+	const microFilaments = (at: Pt, ang: number) => {
+		const num = 5 + Math.floor(rng() * 5);
+		for (let i = 0; i < num; i++) {
+			const a = ang + rnd(-0.5, 0.5);
+			const l = rnd(2, 8);
+			const tip: Pt = [at[0] + Math.cos(a) * l, at[1] + Math.sin(a) * l];
+			emit(`M${n(at[0])} ${n(at[1])} L${n(tip[0])} ${n(tip[1])}`, 'cs-sig-micro');
+		}
+	};
+
 	// Catmull-Rom → cubic Bézier through an ordered point list (organic sweep).
 	const spline = (pts: Pt[], tension = 6): string => {
 		if (pts.length < 2) return '';
@@ -158,6 +175,7 @@ export function buildCybersigil(opts: SigilOptions = {}): string {
 
 		// terminal spike off the outermost point
 		barb(peak, ang + rnd(-0.4, 0.4), scale * rnd(10, 22));
+		if (rng() < 0.3) microFilaments(peak, ang);
 
 		// denser filament shadows trailing the main sweep
 		const numFilaments = rng() < 0.5 ? 2 : 1;
@@ -282,6 +300,14 @@ export function buildCybersigil(opts: SigilOptions = {}): string {
 		emit(`M${n(n1[0])} ${n(n1[1])} L${n(n2[0])} ${n(n2[1])}`, 'cs-sig-connect');
 	}
 
+	// ── Ghost Symbols: tiny technical fragments
+	const symbols = ['0x00', 'NULL', 'VOID', 'ERR', 'INIT', 'HALT', 'RECLAIM', 'DEAD'];
+	const numSymbols = 2 + Math.floor(rng() * 3);
+	for (let i = 0; i < numSymbols; i++) {
+		const pt = pick(nodePoints);
+		emitText(pt[0] + rnd(4, 12), pt[1] + rnd(-4, 4), pick(symbols), 'cs-sig-text');
+	}
+
 	const half = parts.join('');
 	const minX = -(maxX + PAD);
 	const vbW = 2 * (maxX + PAD);
@@ -289,6 +315,12 @@ export function buildCybersigil(opts: SigilOptions = {}): string {
 		`<svg class="cs-sigil" viewBox="${n(minX)} ${-PAD} ${n(vbW)} ${H + 2 * PAD}" ` +
 		`preserveAspectRatio="xMidYMid meet" aria-hidden="true" focusable="false" ` +
 		`xmlns="http://www.w3.org/2000/svg">` +
+		`<defs>` +
+		`<filter id="cs-erosion" x="-20%" y="-20%" width="140%" height="140%">` +
+		`<feTurbulence type="fractalNoise" baseFrequency="0.6" numOctaves="3" result="noise" />` +
+		`<feDisplacementMap in="SourceGraphic" in2="noise" scale="1.5" xChannelSelector="R" yChannelSelector="G" />` +
+		`</filter>` +
+		`</defs>` +
 		`<g class="cs-sig-half">${half}</g>` +
 		`<g class="cs-sig-half" transform="scale(-1 1)">${half}</g>` +
 		`</svg>`
diff --git a/frontend/src/styles/partials/70-cybersigil.css b/frontend/src/styles/partials/70-cybersigil.css
index f7f317d..39b74be 100644
--- a/frontend/src/styles/partials/70-cybersigil.css
+++ b/frontend/src/styles/partials/70-cybersigil.css
@@ -248,6 +248,25 @@ html.cybersigil body::after {
   opacity: 0.25;
 }
 
+/* Micro-filaments */
+.cybersigil .cs-sig-micro {
+  stroke: var(--sky);
+  stroke-width: 0.1;
+  opacity: 0.3;
+}
+
+/* Ghost Symbols */
+.cybersigil .cs-sig-text {
+  fill: var(--sky);
+  font-family: var(--font-display);
+  font-size: 7px;
+  opacity: 0.45;
+  letter-spacing: 0.05em;
+  pointer-events: none;
+  filter: drop-shadow(0 0 1px var(--sky));
+  animation: cs-flicker 4s linear infinite;
+}
+
 /* Stroke-weight tiers — heavy growth, hair filaments, prickly barbs, motifs. */
 .cybersigil .cs-sigil .cs-sig-main { stroke-width: 2.8; }
 .cybersigil .cs-sigil .cs-sig-spine {