Land-Fu (R/G/B Landkill) T2

[Shiro, Time Devourer]

2 Epicenter
2 Kamahl, Fist of Krosa
2 Mutilate
4 Infest
2 Nature's Revolt
4 Overrun
4 Slice and Dice
4 Stone Rain
2 Bane of the Living
2 Seedborn Muse
4 Rancid Earth
2 Last Laugh
2 Goblin Sharpshooter
2 Caller of the Claw

7 Mountain
7 Forest
8 Swamp

SB:
4 Tranquility
4 Disciple of Malice
1 Steely Resolve
1 Mindslicer
1 Dawn of the Dead
4 Flaring Pain

Nature's Revolt + Infest + Last Laugh =

 

[train]

Steam blast may be effective also...

But I think you could do it just G/B... that would reduce any mana problems...

It all just depends on how the deck runs...

 

[Shiro, Time Devourer]

G/B alternative

-2 Epicenter
-2 Sharpshooter

+4 Vivify

-4 Slice & Dice
-4 Stone Rain

+2 Kamahl
+4 Sickening Dreams

-7 Mountain
+5 Forest
+4 Swamp

That should do it.