
X-Men #20 (1966) – Professor X Origin / Lucifer Story
A classic Silver Age Marvel X-Men issue featuring the story I, Lucifer!, written by Roy Thomas with artwork by Werner Roth.
X-Men #20 is an important early issue in the original X-Men run, revealing the untold story of how Professor X lost the use of his legs. The issue also features the villain Lucifer, alongside appearances from Blob and Unus the Untouchable.
Key Details
- title Title X-Men #20
- storefront Publisher Marvel Comics
- event Publication Date May 1966
- info Era Silver Age
- info Writer Roy Thomas
- info Penciller Werner Roth
- title Story Title I, Lucifer!
- info Key Significance Reveals how Professor X lost the use of his legs
- groups Featured Characters Professor X, Cyclops, Marvel Girl, Beast, Angel, Iceman, Blob, Unus and Lucifer
- info Condition VG+ estimated raw comic
Why It Matters
- star Early Silver Age X-Men issue from the original 1963 series
- star Reveals a major part of Professor X’s backstory
- star Features Lucifer, the villain connected to Professor X’s paralysis
- star Includes classic appearances from Blob and Unus the Untouchable
- star Strong collector appeal for early Marvel mutant comics
Creators
This issue marks part of the early Roy Thomas era on X-Men, with pencils by Werner Roth. These early X-Men issues helped expand the mythology of Professor X, the original team and their earliest enemies.
Collector Notes
X-Men #20 is a desirable Silver Age Marvel issue for collectors building an early X-Men run. Its Professor X origin material and Lucifer storyline give it added key-issue appeal beyond being an early numbered issue.
Shipping
Your comic will be bagged, boarded and shipped securely in protective comic packaging. We pack carefully to help ensure your book arrives safely, with combined shipping available on multiple purchases where possible.
Come Back For
Recently Viewed
SELL YOUR
COLLECTION
Send photos of your comics, get a valuation within 24 hours, and choose a fast bank transfer or PayPal payout if you accept.
1. Send Photos
Share photos or a list of your books for review.
2. Get Valuation
Receive a fair offer within 24 hours.
3. Get Paid Fast
Accept and get paid by bank transfer or PayPal.
Fast Valuation
Get a no-obligation valuation for singles, keys, or your full collection within 24 hours.
Secure Payment
Choose bank transfer or PayPal payout as soon as your books are verified.
No Hassle
We arrange labels and secure collection for higher-value books and larger consignments.



