Making your own catalogue is what will make your retro unique, Look into doing it yourself. It does take time maybe a week or so to have it in a good condition however the "most up to date catalogue" will not remain the most up to date as everyday Habbo are adding more and more furniture.
If...
Struggling to understand the concept of the retro, It has a marvel feel to it however looking at the banner the retro has nothing associated with marvel other than the logo or the name.
Maybe bring into a marvel concept and have custom clothing with spider man etc.
there's far too many retros...