Affinity
A Modern deck, by James Hirt
1st place at a tournament in New Holland, Pennsylvania, United States on 2019-03-31
As reported at http://www.starcitygames.com

Maindeck:

Artifacts
4 Cranial Plating
4 Springleaf Drum
2 Welding Jar

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

Enchantments
2 Experimental Frenzy

Instants
4 Galvanic Blast

Legendary Artifacts
4 Mox Opal (Banned in Modern)

Artifact Lands
4 Darksteel Citadel

Basic Lands
1 Mountain

Lands
4 Blinkmoth Nexus
1 Glimmervoid
4 Inkmoth Nexus
3 Spire of Industry

Sideboard:
2 Damping Sphere
2 Etched Champion
1 Experimental Frenzy
2 Ghirapur Aether Grid
2 Rest in Peace
2 Ancient Grudge
2 Dispatch
2 Spell Pierce