Link-Things
Lady Lindsay made a series of custom crochet Marvel creations, including Man-Thing.
Man-Thing was proposed as a guest star in the Witches miniseries that was published by Marvel Comics in 2004. That appearance never happened, but there is some artwork and information available.
The song Not Like You by Hannah Fury makes reference to Man-Thing, in particular a story in Giant-Size Man-Thing # 4). The song was released on her 2000 album The Thing That Feels.
Check out Photon Torpedoes for a nice overview of Man-thing comics and his guest appearances.
Man-thing now has his space on Myspace. Sure to result in an interesting circle of friends...
Marvel Value Stamps tells us that stamp #22 was one for Man-Thing, along with some information on the artwork.
Marvel Gateway brings together the sites for a variety of Marvel's lesser known characters.
Comicmonsters.com
Information a-plenty about comic monsters, including of course
Man-Thing.
Liam Sharp has some art for sale at the Brit Comic Art Gallery, with some interesting comments from him about his work.
Get yourself a Man-Thing Marvel Overpower Card
The
Nexus of All Realities
Join this mailing list for information and general discussion about
our favourite Muck Monster.
Stan
the Man & Roy the Boy
A Conversation between Stan Lee and Roy Thomas that includes some
useful information about Man-Thing.
The original artwork for The Book of the Dead #1 was sold on e-bay in 2003.
Man-Thing in Ebay
Find some back issues or steal some cover scans.
Micro Heroes from here or try here..
www.satanashaunt.net
Useful site with interesting information, such as artwork for the
Man-Thing Toy,
a proposed Man-Thing/Spider Man team up and an appearance of
Jennifer Kale - young sorceress and friend of the Man-Thing!
Howard the
Duck
Useful information page about Howard the Duck page with some good
scans of Man-Thing.
McNabb Studios
Some nice artwork that might be familiar to regular visitors.
A Man-Thing a Day, where Don Alejandro presents a collection of artwork re-imagining our favourite muck monster .
Glass News
has an article about the 7-11 slurpee cups, one of which featured
Man-thing. 
Samson's manthing icon at Pixeljoint
Painting by Mike Ploog of/for a cover? Owner looking for details over at ComicArtFans.com
Rumble in
the Swamp
You asked for it fight fans so here it is, Man-Thing and
Swamp-Thing enter the ring and only one can leave.
Artist giorgio comolo has a couple of nice drawings on his site.
Battle
Empire
More gaming stats.
Artwork at Big Wow
Adam, Golem,
Robot
An interesting discussion on the subject of the of the
Creature in Western literature and thought.
Lego home-mades found at ozbricks.
DarkMark
index
A detailed index of the Man-Thing comics.
Discussion at dvdalucine that talks about a Man-Thing cartoon? Perhaps guest appearance in another Marvel animated series.
Man-Thing.....
Evan MacBride's tribute to the last Man-Thing series.
Ultimate Marvel
Teamup #10
A couple of reviews
Pop
Corn Culture review Man-Thing
A review dating from Dec 1997.
A few home made Man-Thing costumes show what is possible with a bit of imagination:
Serious muck head PTOR, aka Sanctum Sanctorum, has established a Man-Thing/Doctor Strange themed blog.
Check out Youtube for a cool comic/video version of the Power Records: Night of the Laughing Dead comic/record. Divided into parts one and two.
Man-Thing Poster for Marvel Comics, Tony Luke 1994
The Jayco kitset built by 3Demonic
Comicseek.com has a Man-Thing cover gallery with links to issue summaries for some series and the character profiles from The Official Handbook of the Marvel Universe.
SteveGerber.com
The home page of the definitive writer of Man-Thing. After his
problems with Marvel he went on to create Sludge for Malibu. You might also want to check
out the
interview I did with him for Silverbulletcomicbooks.com, and a
more recent interview by the folks at
Comicmonsters.
Found in the google image search. The original link doesn't work so I can't be sure, but they look like skins for a computer game engine.
Bob Hegwood's
Literary Works part 2
A tribute page to Stan Lee and Jack Kirby includes a piece on
Man-Thing along with some cover scans. Lots of good comic
collecting information on his other pages as well.
Painting by Tommy Castillo
The
Man-Thing Bust
A fine looking bust of the Man-Thing.
Check out a home made figure.
Can't remember where I got this from.
News@marvelman
Marvel Comic news service, worth checking now and then for upcoming
appearances.
The Bayou Beast kit from Jayco toys, built by a variey of model makers