Basic Drafting
WOTC – The Basics of Booster Draft
Tolarian Community College – The New Player’s Guide To Drafting Magic: The Gathering Cards
Gathering Magic – A Beginner’s Guide to Drafting
Advanced Drafting
WOTC – Signals in Booster Draft
WOTC – Quadrant Theory
Limited Resources 248 – Quadrant Theory Revisited
Channel Fireball – Limited Set Reviews
Limited Resources – Weekly podcast dedicated to improving your skill at Magic: The Gathering, with an emphasis on Limited play.
The Mana Source – Youtube channel with news on the world of Magic, set spoilers, metagame briefings.