pikachu and zekrom pokemon card & GX [LLL] Full Blitz (150) Search your deck for up to 3 Lightning Energy cards and attach them to 1 of your Pokemon FULL ART Pikachu & Zekrom

Elminster The last planeswalker commander on todays rankings is Elminster, who seeks to have you scry as much as possible so you can cast massive X spells

The unreliability of this card gives it obvious appeal for chaos decks since you might end up leaving your opponent better off than they were before you cast it

Monastery Mentor ($5) This was already Pioneer legal, so dont get your hopes up for a spike here

Hell, if you have a Haste enabler like Concordant Crossroads, then you instantly get all but two mana back

Mark Rosewater has said on his blog that future battles might not be Sieges and might not be double-faced cards, but for now theres only one style of battle card to worry about