CGC 9.8 · cert 1432075017

X-Men #100 John Byrne variant cover -Marvel - CGC SS 9.8 -Signed by Mark Morales

One physical slab, tracked across eBay. Every entry links to the house's own page. Other copies of the same book are title comps — a different thing.

seen Aug 31, 2026

Live now — current bid $135.99