Current Official Rule Book: Rule Book v9.1

Current Forbidden/Limited Card List: August 28, 2016 Ban List


How to read and understand Problem Solving Card Text (PSCT):
Key Words and Phrases
Conditions, Activation, and Effects
Identifying your effect types
What kind of summon is your special summon?
Functions of the Conjunctions
Be aware that some cards may still not be printed in PSCT. If the effect of these cards are not clear, their rulings will usually clear up any uncertainty.

Ruling Sources:
Yugioh-Card.com: The official website itself.
Yu-Gi-Oh Wiki: The wiki is kept up to date most of the time.
Dueling Network Ruling Forum: I trust the Dueling Network Admins and most of the forum users to give accurate rulings.