Ironworks
A Modern deck, by Dominic Harvey
1st place at a tournament in Toronto, Canada on 2018-11-24
As reported at http://www.starcitygames.com

Maindeck:
1 Island

Artifacts
1 Chromatic Sphere
4 Chromatic Star
2 Engineered Explosives
4 Ichor Wellspring
4 Krark-Clan Ironworks (Banned in Modern)
2 Mind Stone
1 Pyrite Spellbomb
3 Sword of the Meek
4 Terrarion
4 Thopter Foundry

Artifact Creatures
4 Scrap Trawler

Legendary Artifacts
4 Mox Opal (Banned in Modern)

Sorceries
4 Ancient Stirrings

Artifact Lands
4 Darksteel Citadel

Basic Lands
1 Swamp

Lands
3 Blooming Marsh
2 Botanical Sanctum
2 Buried Ruin
4 Spire of Industry

Legendary Lands
2 Inventors' Fair

Sideboard:
1 Assassin's Trophy
4 Fatal Push
3 Metallic Rebuke
4 Nature's Claim
3 Sai, Master Thopterist