U/R Engineer
Featured by Michael Martin on 2014-08-01 (Standard)
As written about in http://www.starcitygames.com/php/news/article/29056.html

Maindeck:

Artifacts
4 Codex Shredder (Not currently legal in Standard)
4 Springleaf Drum (Not currently legal in Standard)
4 Trading Post (Not currently legal in Standard)

Artifact Creatures
4 Ornithopter (Not currently legal in Standard)
4 Scuttling Doom Engine (Not currently legal in Standard)

Creatures
4 Chief Engineer (Not currently legal in Standard)
3 Daring Thief (Not currently legal in Standard)

Enchantments
4 Ensoul Artifact (Not currently legal in Standard)

Instants
4 Shrapnel Blast (Not currently legal in Standard)
2 Stoke the Flames (Not currently legal in Standard)

Artifact Lands
4 Darksteel Citadel (Not currently legal in Standard)

Basic Lands
5 Island

Lands
2 Mutavault (Not currently legal in Standard)
4 Shivan Reef (Not currently legal in Standard)
4 Steam Vents (Not currently legal in Standard)
4 Temple of Epiphany (Not currently legal in Standard)