Dredge
A Pioneer deck, by Brian Haidle
1st place at a tournament in Indianapolis, Indiana, United States on 2020-01-25
As reported at http://www.starcitygames.com

Maindeck:

Artifact Creatures
1 Scrapheap Scrounger

Creatures
2 Decimator of the Provinces
4 Gurmag Angler
4 Haunted Dead
4 Narcomoeba
4 Prized Amalgam
4 Satyr Wayfinder
4 Stitcher's Supplier

Instants
4 Grisly Salvage

Sorceries
4 Creeping Chill
1 Driven
4 Gather the Pack

Basic Lands
2 Swamp

Lands
4 Blooming Marsh
3 Botanical Sanctum
4 Llanowar Wastes
4 Overgrown Tomb
3 Watery Grave

Sideboard:
2 Reclamation Sage
3 Leyline of the Void
3 Assassin's Trophy
2 Fatal Push
3 Mystic Repeal
2 Thoughtseize