G/B Tron
A Modern deck, by Julian John
7th place at a tournament in Dallas, Texas, United States on 2018-03-10

Maindeck:
3 Forest

Artifacts
4 Chromatic Sphere
4 Chromatic Star
4 Expedition Map
4 Oblivion Stone
1 Relic of Progenitus

Artifact Creatures
2 Walking Ballista
3 Wurmcoil Engine

Creatures
1 World Breaker

Instants
2 Dismember

Legendary Creatures
2 Ulamog, the Ceaseless Hunger

Legendary Planeswalkers
4 Karn Liberated
2 Ugin, the Spirit Dragon

Sorceries
4 Ancient Stirrings
4 Sylvan Scrying

Lands
1 Ghost Quarter
2 Llanowar Wastes
1 Sanctum of Ugin
4 Urza's Mine
4 Urza's Power Plant
4 Urza's Tower

Sideboard:
1 Crucible of Worlds
1 Grafdigger's Cage
1 Ratchet Bomb
1 Relic of Progenitus
3 Thragtusk
3 Nature's Claim
3 Collective Brutality
2 Thoughtseize