To make a custom costume click the shirt icon on the top right corner then click on someones costume.
To do so would be extremely complex, and enormously, probably prohibitively expensive. The cost to an individual user would have to be incredibly high to make that type of website successful.
No u cant make a new island on poptropica only the people who found the website can make new islands
you cant make an island, but you can send ideas to the creator of poptropica by clicking on Contact Us, then Poptropica Feedback.
no, you can't.