Affinity
A Modern deck, by Dave Crowley
1st place at a tournament in CARY, North Carolina, United States on 2015-02-14
As reported at www.starcitygames.com

Maindeck:
1 Mountain

Artifacts
4 Cranial Plating
4 Springleaf Drum
1 Welding Jar

Artifact Creatures
4 Arcbound Ravager
3 Etched Champion
2 Memnite
4 Ornithopter
4 Signal Pest
1 Spellskite
3 Steel Overseer
4 Vault Skirge

Enchantments
1 Ensoul Artifact

Instants
4 Galvanic Blast

Legendary Artifacts
4 Mox Opal (Banned in Modern)

Sorceries
1 Thoughtcast

Artifact Lands
4 Darksteel Citadel

Lands
4 Blinkmoth Nexus
3 Glimmervoid
4 Inkmoth Nexus

Sideboard:
1 Etched Champion
1 Spellskite
2 Blood Moon
1 Leyline of Sanctity
3 Ancient Grudge
1 Erase
2 Rebuff the Wicked
1 Unified Will
3 Whipflare