G/B Energy
A Standard deck, by Robert Beatty
4th place at a tournament in Pittsburgh, Pennsylvania, United States on 2017-02-11

Maindeck:

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 Greenbelt Rampager (Not currently legal in Standard)
3 Longtusk Cub (Not currently legal in Standard)
4 Winding Constrictor (Not currently legal in Standard)

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

Legendary Creatures
3 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)

Basic Lands
6 Forest
3 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:
2 Fleetwheel Cruiser (Not currently legal in Standard)
2 Lifecrafter's Bestiary (Not currently legal in Standard)
1 Appetite for the Unnatural (Not currently legal in Standard)
3 Grasp of Darkness (Not currently legal in Standard)
1 Natural Obsolescence (Not currently legal in Standard)
1 Natural State (Not currently legal in Standard)
2 Ruinous Path (Not currently legal in Standard)
3 Transgress the Mind (Not currently legal in Standard)