Mono-Red Aggro
A Pioneer deck, by MeiaTola
2nd place at a tournament in Magic Online on 2020-06-24

Maindeck:

Creatures
4 Bonecrusher Giant
4 Goblin Rabblemaster
4 Monastery Swiftspear
1 Rampaging Ferocidon
4 Soul-Scar Mage

Enchantment Creatures
4 Eidolon of the Great Revel

Instants
4 Lightning Strike
4 Wild Slash

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

Legendary Planeswalkers
1 Chandra, Torch of Defiance

Sorceries
1 Collective Defiance

Basic Lands
16 Mountain

Lands
1 Castle Embereth
2 Mutavault
4 Ramunap Ruins

Sideboard:
2 Damping Sphere
2 Rampaging Ferocidon
2 Fry
1 Rending Volley
1 Hazoret the Fervent
2 Chandra, Torch of Defiance
2 Collective Defiance
1 Kari Zev's Expertise
2 Lava Coil