You can buy an invisible effect in the Poptropica Store, but it will not work to hide you on Spy Island. Instead, you need the Chameleon Suit.
Spy Island
Get the Chameleon Suit from Dr. Spyglass (take an eye exam and pick the reverse symbols from the ones he points to). When you are standing still, you cannot be seen. This helps you get past the guards on the docks.
Wild West Island
You will need the old saddle that the cowgirl gives you in Rock Ridge, and you need to win the gold claim map in the Dos Cactos casino. Swap the saddle for an oil pan at the Trading Post, and pan for gold at the map location. Use the gold nugget to but the various concoctions from the peddler in Rock Ridge. You need the Transparency Tonic to slip into the outlaw hideout.
You go to the glasses store take a eye exsam by talking to the doctor and when he points to something like W pick the oppisite like M
get the cameleon suit from the guy who runs the glasses store
what you do is you jump to the door above the shop and you enter and get the suit off the guy
when the guy in glasses store points to an E chose one that's opposite.
he'll let u upstairs and give u a chameleon suit
There is a camouflage item, the Chameleon Suit, that only works on Spy Island.
(see the related question)
if you are talking about in 24 carrot then try to find the bunny ears
yours truly, Skullboy99
you go to the store and buy the minimizer, and then use it to become small.
you go to the eye doctor and do all answers backwards and he makes you go upstairs to give you a chemeleon suit
You refresh 25-100 times
Only if you want to. It is not necessary.
Melle.Mareaa in mystery island
Nikola Tesla is in the room labeled "Nikola Tesla". You need to disguise yourself as a porter to get in.
Unless it is for sale at the Store, you would have to get one with the costumizer. (Did not try Shark Boy on Shark Tooth Island.)
The Old Lady is actually the goddess Athena! So she isn't really an old lady, that was just a disguise!
Planet disguise good. Some planet disguise better. Planet disguise by disguising.
No Disguise was created in 2007.
The word disguise is a noun. It can also be a verb as in (e.g.) to disguise your true feelings.
Who is Hannah Montana in disguise?
That is the correct spelling of "disguise" (a mask or camouflage).
Disguise an insult as a compliment
Disguise is both a noun and a verb.