Goblins
A Pioneer deck, by Spencer Zimmerman
6th place at a tournament in Louisville, Kentucky, United States on 2020-01-11
As reported at http://www.starcitygames.com

Maindeck:

Creatures
2 Foundry Street Denizen
4 Goblin Instigator
4 Goblin Piledriver
4 Goblin Rabblemaster
4 Goblin Ringleader
3 Goblin Warchief
4 Legion Loyalist
3 Legion Warboss
3 Reckless Bushwhacker
4 Skirk Prospector

Instants
3 Stoke the Flames

Legendary Artifacts
1 Embercleave

Basic Lands
16 Mountain

Lands
3 Castle Embereth
2 Mutavault

Sideboard:
2 Damping Sphere
2 Grafdigger's Cage
1 Obelisk of Urd
2 Goblin Chainwhirler
3 Goblin Cratermaker
1 Goblin Trashmaster
1 Siege-Gang Commander
3 Experimental Frenzy