Mono-Green Tron
A Modern deck, by gazmon48
1st place at a tournament in Magic Online on 2020-08-16

Maindeck:

Artifacts
4 Chromatic Sphere
4 Chromatic Star
4 Expedition Map

Artifact Creatures
3 Walking Ballista
4 Wurmcoil Engine

Legendary Creatures
1 Emrakul, the Promised End
2 Ulamog, the Ceaseless Hunger

Legendary Planeswalkers
4 Karn Liberated
4 Karn, the Great Creator
2 Ugin, the Ineffable
2 Ugin, the Spirit Dragon

Sorceries
4 Ancient Stirrings
4 Sylvan Scrying

Basic Snow Lands
4 Snow-Covered Forest

Lands
1 Blast Zone
1 Sanctum of Ugin
4 Urza's Mine
4 Urza's Power Plant
4 Urza's Tower

Sideboard:
1 Ensnaring Bridge
1 Liquimetal Coating
1 Relic of Progenitus
1 Sorcerous Spyglass
1 Trinisphere
1 Sundering Titan
3 Thragtusk
1 Spatial Contortion
2 Veil of Summer
3 Wilt