Spider-Man - Platform: Dreamcast

Unlock everything 
-----------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "LEANEST" as a 
code to unlock all secrets in the game.

Level select 
------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "MME WEB" as a 
code to unlock the level select option on the "Special" 
menu.

Invincibility 
-------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "ADMNTIUM" as a 
code to make invulnerable.

Infinite webbing 
----------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "GLANDS" as a 
code to give unlimited webbing.

All game covers 
---------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "KIRBYFAN" as a 
code to unlock all game comic covers.

All comic books
--------------- 
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "FANBOY" as a code 
to unlock all comic books.

All movies 
----------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "CINEMA" as a code 
to unlock all FMV sequences.

All characters in gallery 
-------------------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "RGSGLLRY" as a 
code to unlock all characters in the viewer.

Storyboard viewer 
-----------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "ROBRTSON" as a 
code to unlock the storyboard viewer.

What If Contest? mode 
---------------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "UATUSEES" as a 
code to unlock "What If Contest?" mode. In this mode, 
parts of the game will change depending on what you 
do from level 2 onward.

Symbiote Spidey costume 
-----------------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "SECRTWAR" as a 
code to unlock the Symbiote Spidey costume. This costume 
allows to have unlimited webbing. Alternately, successfully 
complete the game on any difficulty setting.

Spidey 2099 costume 
-------------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "MIGUELOH" as a 
code to unlock the Spidey 2099 costume. This costume 
allows to do double damage. Alternately, collect all 
comics in the game.

Captain Universe costume 
------------------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "TRISNTNL" as a 
code to unlock the Captain Universe costume. This 
costume allows to have double damage, unlimited webbing, 
and invincibility. Alternately, successfully complete 
the game on the hard difficulty setting.

Spidey Unlimited costume
------------------------ 
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "SYNOPTIC" as a 
code to unlock the Spidey Unlimited costume. This 
costume allows to have stealth mode by pressing L. 
Alternately, successfully complete the game twice on
 any difficulty setting.

Scarlet Spider costume 
----------------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "XILRTRNS" as a 
code to unlock the Scarlet Spider costume. 
Alternately, defeat Rhino in Level 3-1. 

Amazing Bagman costume
---------------------- 
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "KICK ME" as a 
code to unlock the Amazing Bagman costume.

Peter Parker costume 
--------------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "MRWATSON" as a 
code to unlock the Peter Parker costume. Alternately, 
collect all the spheres on the top in item hunt 
training mode, and then go into the pit. Run into a 
wall that has a "?" on it all in under one minute. 
Then, find Peter Parker in the Kraven room to unlock 
the costume. Note: This costume only allows two 
webbring cartridges.

Ben Reilly costume 
------------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "CLUBNOIR" as a 
code to unlock the Ben Reilly costume. Alternately, 
successfully play the game through level 4-2.

Quick Change Spidey costume 
---------------------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "SM LVIII" as a 
code to unlock the Quick Change Spidey costume. A
lternately, get more than 10,000 points in zip-line 
training mode. Note: This costume only allows two 
webbring cartridges.

Full health 
-----------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "WEAKNESS" as a 
code to give full health.

Pulsating head mode 
-------------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "EGOTRIP" as a 
code.

Stickman mode 
-------------
Select the "Special" option from the main menu, then 
choose the "Cheats" selection. Enter "STICKMAN" as a 
code.