The rise of Mud-Thing! After Spider-Man tosses Sandman and Hydro-man off the docks, the two villains merge into one horrific sand-mud monstrosity. Will New York ever be safe from the wrath of Mud-Thing? Sadie Frickett takes it to court to defend the men she loves, but ends up promoting Mud-Thing in their own Broadway revue! Think that's the strangest thing to happen in this issue? Think again!
See verified sales, price movement, and historical market activity for Amazing Spider-Man #218 CGC 9.8.
Sign Up FreeSee active listings for Amazing Spider-Man #218 CGC 9.8 and compare asking prices against Underval’s fair value estimate.
Sign Up FreeSee verified sales, price movement, and historical market activity for Amazing Spider-Man #218 CGC 9.6.
Sign Up FreeSee active listings for Amazing Spider-Man #218 CGC 9.6 and compare asking prices against Underval’s fair value estimate.
Sign Up FreeSee verified sales, price movement, and historical market activity for Amazing Spider-Man #218 CGC 9.4.
Sign Up FreeSee active listings for Amazing Spider-Man #218 CGC 9.4 and compare asking prices against Underval’s fair value estimate.
Sign Up FreeSee verified sales, price movement, and historical market activity for Amazing Spider-Man #218 CGC 9.0.
Sign Up FreeSee active listings for Amazing Spider-Man #218 CGC 9.0 and compare asking prices against Underval’s fair value estimate.
Sign Up FreeSee verified sales, price movement, and historical market activity for Amazing Spider-Man #218 CGC 7.5.
Sign Up FreeSee active listings for Amazing Spider-Man #218 CGC 7.5 and compare asking prices against Underval’s fair value estimate.
Sign Up FreeSee verified sales, price movement, and historical market activity for Amazing Spider-Man #218 CGC 5.5.
Sign Up FreeSee active listings for Amazing Spider-Man #218 CGC 5.5 and compare asking prices against Underval’s fair value estimate.
Sign Up FreeSee verified sales, price movement, and historical market activity for Amazing Spider-Man #218 CGC 5.0.
Sign Up FreeSee active listings for Amazing Spider-Man #218 CGC 5.0 and compare asking prices against Underval’s fair value estimate.
Sign Up FreeSee verified sales, price movement, and historical market activity for Amazing Spider-Man #218 CGC 4.0.
Sign Up FreeSee active listings for Amazing Spider-Man #218 CGC 4.0 and compare asking prices against Underval’s fair value estimate.
Sign Up FreeSee verified sales, price movement, and historical market activity for Amazing Spider-Man #218 CGC 1.8.
Sign Up FreeSee active listings for Amazing Spider-Man #218 CGC 1.8 and compare asking prices against Underval’s fair value estimate.
Sign Up FreeSee verified sales, price movement, and historical market activity for Amazing Spider-Man #218 CGC 1.5.
Sign Up FreeSee active listings for Amazing Spider-Man #218 CGC 1.5 and compare asking prices against Underval’s fair value estimate.
Sign Up FreeSee verified sales, price movement, and historical market activity for Amazing Spider-Man #218 CGC 1.0.
Sign Up FreeSee active listings for Amazing Spider-Man #218 CGC 1.0 and compare asking prices against Underval’s fair value estimate.
Sign Up FreeSee verified sales, price movement, and historical market activity for Amazing Spider-Man #218 CGC 0.5.
Sign Up FreeSee active listings for Amazing Spider-Man #218 CGC 0.5 and compare asking prices against Underval’s fair value estimate.
Sign Up FreeCreate a free Underval account to compare grades, track value changes, and find comics listed below fair value.
Compare Every CGC Grade for FreeThe last recorded sale was a CGC 9.8 for $125 on 08/07/2026 at eBay.
The highest recorded sale was a CGC 9.9 for $3,600 on 09/11/2022 at Heritage Auctions [1].
The lowest recorded sale was a CGC 8.0 for $8 on 01/26/2015 at eBay.
A CGC 8.0 shows the highest inflation-adjusted growth at 12.4% over 2015–2025 (10 years).
Average days to sell vary by grade (~every 58–4859 days by grade), ranging from CGC 9.8 every 58 days to CGC 9.9 every 4859 days.
Search Amazing Spider-Man #218 and other comics to explore grade-level values, recent sales, and market activity.
Compare fair value, recent sales, growth, liquidity, and long-term performance across the tracked grades for Amazing Spider-Man #218.
Find listings for Amazing Spider-Man #218 and other comics, then quickly compare asking prices against Underval’s estimated fair values.
Join hundreds of collectors already using Underval!
Legal Disclaimer
Underval is a platform designed to provide information about the
potential value of comic books based on data analysis. We do not provide investment advice, and any information
provided on our platform is for informational purposes only. While we strive to offer accurate and reliable
data,
the decision to purchase any comic book should be based on your own research and judgment. Underval does not
guarantee the accuracy, completeness, or reliability of any information provided, and we shall not be held
liable
for any actions taken based on the content available on our platform. By using Underval, you acknowledge and
agree
to these terms.