Mardu Vehicles
A Standard deck, by Matt Severa
1st place at a tournament in Washington, District of Columbia, United States on 2017-09-02

Maindeck:

Artifacts
1 Aethersphere Harvester (Not currently legal in Standard)

Artifact Creatures
4 Scrapheap Scrounger (Not currently legal in Standard)
3 Walking Ballista (Not currently legal in Standard)

Creatures
4 Thought-Knot Seer (Not currently legal in Standard)
4 Thraben Inspector (Not currently legal in Standard)
4 Toolcraft Exemplar (Not currently legal in Standard)

Instants
2 Fatal Push (Not currently legal in Standard)
4 Unlicensed Disintegration (Not currently legal in Standard)

Legendary Artifacts
4 Heart of Kiran (Not currently legal in Standard)

Legendary Creatures
3 Archangel Avacyn (Not currently legal in Standard)
2 Pia Nalaar (Not currently legal in Standard)

Sorceries
1 Cut (Not currently legal in Standard)

Basic Lands
1 Swamp

Lands
4 Aether Hub (Not currently legal in Standard)
4 Concealed Courtyard (Not currently legal in Standard)
1 Ifnir Deadlands (Not currently legal in Standard)
4 Inspiring Vantage (Not currently legal in Standard)
1 Needle Spires (Not currently legal in Standard)
2 Ramunap Ruins (Not currently legal in Standard)
1 Shambling Vent (Not currently legal in Standard)
2 Shefet Dunes (Not currently legal in Standard)
4 Spire of Industry (Not currently legal in Standard)

Sideboard:
3 Aethersphere Harvester (Not currently legal in Standard)
4 Abrade (Not currently legal in Standard)
1 Anguished Unmaking (Not currently legal in Standard)
1 Fatal Push (Not currently legal in Standard)
4 Gideon, Ally of Zendikar (Not currently legal in Standard)
1 Nahiri, the Harbinger (Not currently legal in Standard)
1 Doomfall (Not currently legal in Standard)