The release of the decklists for the Commander format comes hot on the heels of the announcement of the next set, Shadows Over Innistrad (see "New 'Magic: The Gathering' Set Announced"), due out in April
The biggest knock against it, besides the price tag, is how quickly friendships end from the repeated dO yOu PaY tHe OnE? That is a very legitimate reason that some players choose to skip it, but if youre strictly looking at power level, Rhystic Study is hard to beat
The key takeaway here is: If an MTG card has several types, everything that affects one of its types affects the whole card
Standard, on the other hand, is a great format for teaching new Magic players the ropes
Standard actually has a very decent Burn list shaping up for new Standard, and Pioneer, Modern, and Legacy are going to love it, too