Mono-Green Midrange
A Pioneer deck, by Connor O'Sullivan
1st place at a tournament in Levittown, New York, United States on 2020-01-05
As reported at http://www.starcitygames.com

Maindeck:

Creatures
4 Avatar of the Resolute
4 Barkhide Troll
2 Duskwatch Recruiter
4 Elvish Mystic
4 Experiment One
4 Llanowar Elves
1 Renegade Krasis
4 Steel Leaf Champion

Instants
4 Aspect of Hydra

Legendary Creatures
2 Ghalta, Primal Hunger
1 Rhonas the Indomitable
1 Syr Faren, the Hengehammer
4 Yorvo, Lord of Garenbrig

Legendary Planeswalkers
2 Vivien, Arkbow Ranger

Basic Lands
16 Forest

Lands
1 Castle Garenbrig

Legendary Lands
2 Nykthos, Shrine to Nyx

Sideboard:
1 End-Raze Forerunners
1 Nylea's Disciple
1 Reclamation Sage
3 Scavenging Ooze
1 Voracious Hydra
3 Heroic Intervention
4 Titanic Brawl
1 Questing Beast