Targetted Land Destruction

Click here for visual deck (with images)
Click here for my EDH Commander decks
 
Non-global land destruction. It can be a deterrent to attacking me, because the player knows I'll be blowing up their land in retribution.
This deck can also help out keeping a green ramp player under control.
 
Mana Acceleration (12): General (1): Spells (21): Sideboard (Omitted/Cut card ideas):
1 Gilded Lotus 1 Xira Arien 1 Argentum Armor 1 Blade of Selves
1 Unstable Obelisk   1 Minion Reflector 1 Shaleskin Plower
1 Deathrite Shaman Creatures (30): 1 Decimate 1 Fire Snake
1 Frenzied Tilling 1 Ulamog, the Ceaseless Hunger 1 Din of the Fireherd 1 Ravenous Baboons
1 Cultivate 1 Ulamog, the Infinite Gyre 1 Dingus Egg 1 Avalanche Riders
1 Explosive Vegetation 1 Deus of Calamity 1 Fumarole 1 Goblin Gardener
1 Freyalise, Llanowar's Fury 1 Demonic Hordes 1 Plague Spores 1 Goblin Settler
1 Kodama's Reach 1 Helldozer 1 Violent Ultimatum 1 Survey the Wreckage
1 Mwonvuli Acid-Moss 1 Minion of Leshrac 1 Grip of Desolation 1 Violent Impact
1 Reap and Sow 1 Polluted Dead 1 Hedonist's Trove 1 Volcanic Submersion
1 Skyshroud Claim 1 Trench Wurm 1 Spiteful Blow 1 Structural Distortion
1 Zendikar Resurgent 1 Acidic Slime 1 Rain of Thorns 1 Karn Liberated
  1 Centaur Vinecrasher 1 Fissure Vent 1 Tornado
Lands (36): 1 Destructor Dragon 1 Flameshadow Conjuring 1 Lux Cannon
1 Badlands 1 Mold Shambler 1 Haphazard Bombardment 1 The Gitrog Monster
1 Taiga 1 Terastodon 1 Icefall 1 Titania, Protector of Argoth
1 Bayou 1 Terravore 1 Into the Maw of Hell 1 Destructive Urge
1 Blood Crypt 1 Thresher Beast 1 Rain of Rust 1 Earthlink
1 Stomping Ground 1 Woodfall Primus 1 Star of Extinction 1 Amulet of Unmaking
1 Overgrown Tomb 1 World Breaker 1 Structural Collapse 1 Petradon
1 Command Tower 1 Detritivore 1 Vandalize 1 Petravark
1 Dust Bowl 1 Dwarven Blastminer   1 Barbarian Riftcutter
1 Encroaching Wastes 1 Dwarven Miner   1 Fulminator Mage
1 Field of Ruin 1 Faultgrinder   1 Mine Layer
1 Ghost Quarter 1 Goblin Grenadiers   1 Army Ants
1 Memorial to War 1 Goblin Ruinblaster   1 Earthblighter
1 Mirrorpool 1 Invader Parasite   1 Dwarven Driller
1 Mosswort Bridge 1 Kiki-Jiki, Mirror Breaker   1 Incendiary Command
1 Path of Ancestry 1 Ogre Arsonist   1 Keldon Arsonist
1 Reflecting Pool 1 Orcish Settlers   1 Lavaball Trap
1 Savage Lands 1 Ravaging Horde   1 Ore Gorger
1 Spinerock Knoll 1 Stingmoggie   1 Reign of Chaos
1 Strip Mine 1 Tyrant of Discord   1 Marshdrinker Giant
1 Tectonic Edge     1 Seismic Mage
1 Wasteland     1 Shivan Harvest
4 Swamp     1 Wreak Havoc
5 Forest     1 Wrecking Ball
5 Mountain     1 Befoul
1 Sol Ring     1 Stream of Acid