Tempered Steel
Featured by Valeriy Shunkov on 2011-08-07 (Extended)
As written about in http://www.starcitygames.com/php/news/article/22482.html

Maindeck:

Artifacts
3 Springleaf Drum (Not currently legal in Extended)

Artifact Creatures
4 Court Homunculus (Not currently legal in Extended)
4 Master of Etherium (Not currently legal in Extended)
4 Memnite
4 Ornithopter
4 Signal Pest
4 Steel Overseer
4 Vault Skirge

Enchantments
4 Tempered Steel

Instants
1 Dismember
4 Dispatch

Legendary Artifacts
3 Mox Opal

Basic Lands
6 Plains

Lands
4 Inkmoth Nexus
3 Mystic Gate (Not currently legal in Extended)
4 Seachrome Coast

Sideboard:
2 Ethersworn Canonist (Not currently legal in Extended)
3 Spellskite
4 Mana Leak
2 Mental Misstep (Banned in Extended)
2 Revoke Existence
2 Contested War Zone