Comx Reader is your best choice if you like reading comics. Create your comics collection on your phone and read them in mobility. Comx Reader handles comics in CBR, CBZ and Zip format. Put the comics files on your SkyDrive space and download them directly in your collection. Then organize the file inside folders, put your preferred ones in a dedicated space.
Comx Reader is available in 3 language: English, Italian, Spanish (translated by humans, not by automatic translators!), it doesn't have limitations on number of comics you can keep in collection, it supports natively SkyDrive. It comes in two versions: a free version with ads, or if you prefer to not see ads, a paid version for just 0.99$ (or 0,99€). The paid version has a trial version also, that doesn't expire but shows ads (it's like the free version).