Big Red
A Pioneer deck, by Scott Caligiuri
3rd place at a tournament in Findlay, Ohio, United States on 2020-01-11
As reported at http://www.starcitygames.com

Maindeck:

Creatures
4 Bonecrusher Giant
3 Glorybringer
2 Goblin Chainwhirler
3 Goblin Rabblemaster
2 Legion Warboss
4 Soul-Scar Mage

Instants
4 Lightning Strike
4 Wild Slash

Legendary Artifacts
1 Embercleave

Legendary Creatures
3 Kari Zev, Skyship Raider
2 Torbran, Thane of Red Fell

Legendary Planeswalkers
3 Chandra, Torch of Defiance

Basic Lands
15 Mountain

Lands
2 Castle Embereth
4 Mutavault
4 Ramunap Ruins

Sideboard:
3 Tormod's Crypt
3 Scab-Clan Berserker
2 Abrade
2 Chandra's Defeat
2 Fry
1 Embercleave
2 Mizzium Mortars