There must be plenty of people out there just waiting for this sort of thing for their Xbox Live Avatar. Just head over to the Xbox Live Avatar Marketplace to see what is happening.
There are a variety of styles to look at, such as flames, Peace Kanji symbols, flowers and Celtic patterns, but when you check of the tattoo page, you will find that these come as a T Shirt or a Tank Top, these have clear sleeves with the design on!
Prices of these cool tattoos range from 160 to 240 Microsoft points
Source [Geeky Gadgets]