Dredge
A Modern deck, by bubbsei
5th place at a tournament in Magic Online on 2020-06-23

Maindeck:

Artifacts
4 Shriekhorn

Creatures
3 Bloodghast
2 Golgari Thug
3 Merchant of the Vale
4 Narcomoeba
3 Ox of Agonas
4 Prized Amalgam
4 Stinkweed Imp

Sorceries
4 Cathartic Reunion
1 Conflagrate
4 Creeping Chill
4 Life from the Loam

Basic Lands
2 Mountain

Lands
2 Blood Crypt
4 Bloodstained Mire
1 City of Brass
2 Copperline Gorge
1 Dakmor Salvage
2 Forgotten Cave
4 Scalding Tarn
2 Stomping Ground

Sideboard:
1 Pithing Needle
3 Leyline of the Void
2 Ancient Grudge
4 Lightning Axe
1 Conflagrate
3 Thoughtseize
1 Blast Zone