Tempered Steel
A Standard deck, by Gorka Fernández
2nd place at a tournament in Alcoy, Spain on 2011-08-14
As reported at http://www.wizards.com/magic/magazine/article.aspx?x=mtg/daily/eventcoverage/spnat11/welcome#0

Maindeck:

Artifacts
4 Glint Hawk Idol (Not currently legal in Standard)

Artifact Creatures
4 Memnite (Not currently legal in Standard)
4 Ornithopter (Not currently legal in Standard)
4 Signal Pest (Not currently legal in Standard)
2 Spellskite (Not currently legal in Standard)
4 Steel Overseer (Not currently legal in Standard)
4 Vault Skirge (Not currently legal in Standard)

Creatures
4 Glint Hawk (Not currently legal in Standard)

Enchantments
4 Tempered Steel (Not currently legal in Standard)

Instants
4 Dispatch (Not currently legal in Standard)

Legendary Artifacts
4 Mox Opal (Not currently legal in Standard)

Basic Lands
12 Plains

Lands
2 Contested War Zone (Not currently legal in Standard)
4 Inkmoth Nexus (Not currently legal in Standard)

Sideboard:
3 Shrine of Loyal Legions (Not currently legal in Standard)
2 Spellskite (Not currently legal in Standard)
4 Kor Firewalker (Not currently legal in Standard)
3 Act of Aggression (Not currently legal in Standard)
2 Refraction Trap (Not currently legal in Standard)
1 Timely Reinforcements (Not currently legal in Standard)