G/B Energy
A Standard deck, by Korey McDuffie
15th place at a tournament in Roanoke, Virginia, United States on 2017-06-30

Maindeck:
6 Forest

Artifact Creatures
3 Verdurous Gearhulk (Not currently legal in Standard)
4 Walking Ballista (Not currently legal in Standard)

Creatures
4 Glint-Sleeve Siphoner (Not currently legal in Standard)
4 Longtusk Cub (Not currently legal in Standard)
3 Tireless Tracker (Not currently legal in Standard)
4 Winding Constrictor (Not currently legal in Standard)

Instants
1 Blossoming Defense (Not currently legal in Standard)
4 Fatal Push (Not currently legal in Standard)

Legendary Creatures
2 Rishkar, Peema Renegade (Not currently legal in Standard)

Legendary Planeswalkers
4 Nissa, Voice of Zendikar (Not currently legal in Standard)

Sorceries
4 Attune with Aether (Not currently legal in Standard)
2 Never (Not currently legal in Standard)

Basic Lands
4 Swamp

Lands
4 Aether Hub (Not currently legal in Standard)
4 Blooming Marsh (Not currently legal in Standard)
3 Hissing Quagmire (Not currently legal in Standard)

Sideboard:
1 Aethersphere Harvester (Not currently legal in Standard)
1 Lifecrafter's Bestiary (Not currently legal in Standard)
2 Bristling Hydra (Not currently legal in Standard)
1 Tireless Tracker (Not currently legal in Standard)
2 Gonti, Lord of Luxury (Not currently legal in Standard)
1 Kalitas, Traitor of Ghet (Not currently legal in Standard)
1 Ob Nixilis Reignited (Not currently legal in Standard)
1 Never (Not currently legal in Standard)
3 Transgress the Mind (Not currently legal in Standard)
2 Yahenni's Expertise (Not currently legal in Standard)