Uncanny X-Men #221 (Newsstand Edition) – CGC 9.6 (1st Appearance of Mister Sinister)

A landmark issue in mutant history, featuring the sinister debut of a major X-Men villain.

📖 Comic Details:
This is Uncanny X-Men #221, Newsstand Edition, published by Marvel Comics in September 1987. Written by Chris Claremont, with art and cover by Marc Silvestri & Dan Green, this issue introduces one of the most mysterious and powerful villains in X-Men lore—Mister Sinister (Nathaniel Essex). The Marauders also make a key appearance, intensifying the drama in this pivotal chapter.

🧾 Grading:
Graded CGC 9.6 with white pages, this copy offers near-mint+ condition with sharp corners and clean presentation. Encased in a crystal-clear CGC slab and graded on 12/28/2021.

🔥 Significance:
This issue features the 1st full appearance of Mister Sinister, one of the most iconic and enduring X-Men villains. As a Newsstand Edition, it adds extra rarity compared to direct market copies—especially in high grade. With Sinister’s growing presence in X-Men media and lore, this is a prime key issue with long-term relevance.

💎 Investment & Display:
A high-grade newsstand key with first appearance value, Uncanny X-Men #221 is a standout for collectors investing in vintage Marvel milestones. The combination of CGC 9.6 grade, white pages, and newsstand format makes this a sharp, display-worthy collectible with lasting potential.