Standard Deck Tech - Double Strike Emissary

Here's a breakdown of my standard deck right now. The base is the standard Burning-Tree Emissary engine (see Shahar Shenhar's list from PTGTC):

  

with efficient 1-drops:

 

Here is were the deck diverges. At the top of the curve we move to double strike with the Paladin and pump with Rampager:

  

For spells we shift from burn to charms:

 

But of course you cannot live without the best card in the deck:

The lands are simple: 4 of each shockland in these colors. Two of each of the M10 style dual lands. And two mountains. The mountains are due to the heavy red requirement at the one slot.

Decklist:

4 Stromkirk Noble

4 Rakdos Cackler

4 Burning-Tree Emissary

4 Lightning Mauler

4 Flinthoof Boar

4 Silverblade Paladin

4 Ghor-Clan Rampager

4 Rancor

4 Boros Charm

4 Selesnya Charm

4 Stomping Ground

2 Rootbound Crag

4 Temple Garden

2 Sunpetal Grove

4 Sacred Foundry

2 Clifftop Retreat

2 Mountain