Magic Sets Websites
Might of Oaks (Urza's Legacy) - Gatherer - Magic: The Gathering
Gatherer is the Magic Card Database. Search for the perfect addition to your deck. Browse through cards from Magic's entire history. See cards from the most recent sets and discover what players just like you are saying about them.
Not Applicable 
$ 8.95
Magic Secrets Revealed - The One-Stop-Shop Of Magic!
This is Magic Secrets Revealed, the best magic trick review/recommendation site to see coin, magic, and card tricks revealed in an instant!
13,780,792 $ 8.95
MTG Developers
The ultimate Magic: The Gathering developer resource. The MTG API allows developers to easily consume MTG card and set data in JSON format.
1,295,308 $ 480.00
Karn Liberated (Modern Masters 2015 Edition) - Gatherer - Magic: The Gathering
Gatherer is the Magic Card Database. Search for the perfect addition to your deck. Browse through cards from Magic's entire history. See cards from the most recent sets and discover what players just like you are saying about them.
Not Applicable $ 8.95