In the wake of GP Atlanta and as the Phyrexian/Mirran war wages around us, the writers continue to write. Here it is, the latest issue of "This Week in Magic."

News and Tournament Coverage

• MBS Intro Decks — Trick Jarrett details the contents of all four intro packs.
• Mirrodin Besieged Spoilers — Mananation’s version of the spoiler is sortable by faction to help you make your prerelease decision.

Standard and Block

• Besieging Block Constructed — Russell Tassicker explains why small formats often provide big fun and the best chance to go infinite.
• Breaking the Siege — Brad Wojceshonek tries to get a foothold on the upcoming Standard environment by building around exciting new cards like Hero of the Bladehold.
• Down with the Sickness — David Lee explores the implications of an expanded array of Infect cards on an array of constructed formats.
• Block Head — Steven Colby breaks down the three decks currently dominating SOM block.
• Starcitygames Open — Willie Guevara breaks down the UW deck he ran and provides a tournament report.

Limited

• Mirran or Phyrexian? — PVD weighs in on this weekend’s hottest question.
• Scars of Mirrodin Draft #17 — David Ochoa builds a draft deck around Barrage Ogre.

Extended

• Playing Vampire Nighthawk in Extended — LSV solves some of Faeries post-board matchups with the powerful uncommon.
• The New Era of Extended — Josh Silvestri shares his insights into the stabilizing Extended metagame.
• One Step Ahead of Wargate (SCG $) — Gerry Thompson discusses his powerful UG Scapeshift build.
• Poppet and Lockit — As usual Conley Woods is oozing with creative ideas.
• Rogue Mirrodin Besieged Extended Decks (SCG $) — Adrian Sullivan talks BW Tokens and a new brew he’s deemed Ivan Drago.
• How to Defeat Valakut and Other Linear Strategies — Conrad Kolos looks at a 5CC list and expounds on lessons learned.
• Extended Wanderings — Richard Bland discusses several interesting Extended decks and the lessons he’s learned or relearned this season.
• PSamms at GP Atlanta — Phil Samms made the sweet sixteen in Hotlanta with his Extended Valakut deck.

Vintage and Legacy

• Voyage of the Ink Treader — Adam Barnello runs Gerry Thompson’s newest counterbalance build.
• Vintage Besieged — Andy Probasco evaluates the new set not by asking “Is this card good?” but “When is this card good?”
• The Legacy Open — AJ Sacher piloted a Progenitus deck to an impressive finish.

Casual and Variant Formats

• Commandeering the Prerelease — Robby Rothe encourages Commander players to get in on the prelease festivities this weekend.
• Koskun Falls and Other Cards — Abe Sargent has an overwhelming instinct for digging up casual gems.
• Aggro Phelddagrif — Sheldon Menery gives an alternative take on the “Group Hug” general.
• Planeswalkers and Logins — Adam Styborski delves into the new variant format based on the Duels of the Planeswalkers series.
• The Tainted Black Planeswalker — Seth Allison launches a series on various tactics for the newly released MTG Tactics.
• Standard Pauper in Brief — Dave from PureMtGO discusses the current meta for one of my favorite variant formats.

Finance

• The Financial Value of Mirrodin Besieged (SCG $) — Are there really still people out there that don’t read Ben Bleiweiss on the eve of prereleases?
• Informational Asymmetry — Kelly Reid profits from the Freakonomics theory of Informational Advantage.
• January Market Watch — Brian Grewe tracks the movers and shakers in last months’ cardboard economy.
• A Mirrodin Besieged Prelease Guide (QS $) — Corbin Hosler shares the QS suggested pickups for this weekend.

Theory and Miscellany

• One-shot the Robot — Geordie Tait rails against the design of Blightsteel Colossus.
• Revisiting Breakdown of Theory — Chingsung Chang discusses the practical applications of stage theory including stage suppression.