Standard Planeswalker deck
Plainswalker deck are decks rely heavily on Plainswalker the new card type that appears start form Lorwyn
There are various approach of Plainswalker deck However, most of them shares few key plainswalker Ajani Vengeant and Garruk Wildspeaker below are 2 decks that illustrate how Plainswalkers deck works
Erik Ryding and Wilhelm Dubber Pro Tour Berlin
Land (23)
Plainswalker (18)
Creature (3)
Sorcery (4)
Sideboard (15)
This version of Plainswalker combos by Rings of Brighthearth with any Plainswalker ability or get out many Plainswalkers in the same time to overwhelm the opponent The deck simply let your opponent do whatever they want to do as long as Plainswalkers are gaining counters, the deck can win
Here is another version of Plainswalker deck
AJ Sacher in Pro Tour Kyoto 09
This version act like the once famous 5 color control deck the game win condition is Cruel Ultimatum or Liliana Vess the rest of the Plainswalker can chip away the opponent's life point while all the instant and sorcery defend them well The reason for this deck to put no creature is that this allows the deck to disable all creature removal automatically without letting the opponents to realize there is actually no creatures