Mono-Black Aggro
A Pioneer deck, by Jason Cortright
2nd place at a tournament in North Las Vegas, Nevada, United States on 2020-01-11
As reported at http://www.starcitygames.com

Maindeck:

Artifacts
2 Aethersphere Harvester

Artifact Creatures
3 Scrapheap Scrounger

Creatures
4 Bloodsoaked Champion
3 Dread Wanderer
4 Knight of the Ebon Legion
4 Murderous Rider

Instants
1 Cast Down
3 Fatal Push
2 Grasp of Darkness

Legendary Creatures
1 Kalitas, Traitor of Ghet
3 Rankle, Master of Pranks

Sorceries
2 Collective Brutality
4 Thoughtseize

Basic Lands
15 Swamp

Lands
4 Castle Locthwain
4 Mutavault

Legendary Lands
1 Urborg, Tomb of Yawgmoth

Sideboard:
3 Pain Seer
4 Leyline of the Void
1 Fatal Push
2 Noxious Grasp
2 Liliana, the Last Hope
3 Duress