Obosh Gruul Aggro
A Pioneer deck, by yamakiller
2nd place at a tournament in Magic Online on 2020-04-19

Maindeck:

Creatures
4 Bonecrusher Giant
4 Elvish Mystic
4 Gruul Spellbreaker
4 Llanowar Elves
4 Lovestruck Beast
3 Slaughterhorn
4 Steel Leaf Champion

Legendary Artifacts
2 The Great Henge

Legendary Creatures
2 Rhonas the Indomitable
2 Yorvo, Lord of Garenbrig

Legendary Enchantment Creatures
1 Klothys, God of Destiny

Legendary Planeswalkers
2 Domri, Anarch of Bolas

Sorceries
2 Crater's Claws

Basic Lands
8 Forest
2 Mountain

Lands
2 Game Trail
2 Mana Confluence
4 Rootbound Crag
4 Stomping Ground

Sideboard:
1 Soul-Guide Lantern
2 Rampaging Ferocidon
2 Shapers' Sanctuary
1 Heaven
2 Natural State
2 Rending Volley
1 Shadowspear
1 Obosh, the Preypiercer
1 Klothys, God of Destiny
2 Collective Defiance