i don't think
You need to use a code for bones.
There is no code for all the Moshi Monsters. You can only have one Moshi Monster per account and you choose the monster when you set up your account.
There is no code for Luvli's. You choose your Moshi Monster when you sign up and that is the monster you keep.
The monsters in the ball. you get it from a code thing where you log in.
The Moshi Monsters Monster Graffiti Wallpaper is/was available with a code from the Moshi Monsters Magazine issue number 47. The code is TOOCOOL, which may or may not work.
jjkol
enter a unique code
you need a cheat code
Katsumas are a Moshi Monster. There is no code for Katsuma. You adopt the monster of your choice when you first sign up for your Moshi Monster account.
::bank
Once you have purchased a Moshi Monsters monster, there should be a tag or card attached with a code on it. You may have to do a scratch off to get the code. Same thing for Moshi Monsters Time cards you can use for membership - there is a place to scratch off the cover to find the code.
There is no 'luvi' on Moshi Monsters. You have to buy Moshi Monsters Plushie Toys to get monster codes.