Affinity
A Modern deck, by Lance Hartbarger
8th place at a StarCityGames.com Invitational tournament in Washington, District of Columbia on 2015-01-25

Maindeck:

Artifacts
4 Cranial Plating
1 Ghostfire Blade
4 Springleaf Drum
1 Welding Jar

Artifact Creatures
4 Arcbound Ravager
3 Master of Etherium
3 Memnite
4 Ornithopter
4 Signal Pest
1 Spellskite
3 Steel Overseer
4 Vault Skirge

Enchantments
1 Ensoul Artifact

Instants
2 Galvanic Blast

Legendary Artifacts
4 Mox Opal (Banned in Modern)

Artifact Lands
4 Darksteel Citadel

Basic Lands
1 Island

Lands
4 Blinkmoth Nexus
4 Glimmervoid
4 Inkmoth Nexus

Sideboard:
1 Grafdigger's Cage
1 Torpor Orb
2 Etched Champion
1 Spellskite
2 Ancient Grudge
1 Back to Nature
1 Dismember
1 Galvanic Blast
1 Gut Shot
1 Negate
1 Ray of Revelation
1 Duress
1 Whipflare