Here's what NOT to do in a tournament.
The MTG Buzz Feed
Planet Aryeh - Magic Origins Sealed, Magic Online PPTQ [Video]
Watch Pro Tour Battle for Zendikar competitor, Aryeh Wiznitzer, battle through a Magic Online PPTQ.
Planet Aryeh - Magic Origins Sealed, Deckbuilding Mastered [Video]
Aryeh takes us through a Magic Origins PPTQ sealed deck pool. Watch the video here.
The MTG Community - The Importance of Playtesting [Jeff Pieper]
Why should you value playtesting highly? Read full article here.
The MTG Community - Improving Your Game [Edward Eng]
Gameplay improvement tips for Magic veterans and newcomers to the game that we all love.