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Affinity
A Modern deck, by Steven Martin
1st place at a tournament in Columbus, Ohio, United States on 2016-07-24

Maindeck:

Artifacts
4 Cranial Plating
4 Springleaf Drum

Artifact Creatures
4 Arcbound Ravager
3 Etched Champion
2 Master of Etherium
3 Memnite
4 Ornithopter
4 Signal Pest
4 Steel Overseer
4 Vault Skirge

Instants
3 Galvanic Blast

Legendary Artifacts
4 Mox Opal (Banned in Modern)

Artifact Lands
4 Darksteel Citadel

Basic Lands
1 Mountain

Lands
4 Blinkmoth Nexus
4 Glimmervoid
4 Inkmoth Nexus

Sideboard:
1 Chalice of the Void
2 Grafdigger's Cage
1 Etched Champion
1 Spellskite
1 Ghirapur Aether Grid
2 Ancient Grudge
1 Dismember
1 Stubborn Denial
2 Thoughtseize
2 Whipflare
1 Sea Gate Wreckage