Eldrazi Tron
A Modern deck, by Brandon Wymer
6th place at a tournament in Kansas City, Missouri, United States on 2020-03-07
As reported at http://www.starcitygames.com

Maindeck:

Artifacts
4 Chalice of the Void
4 Expedition Map

Artifact Creatures
3 Walking Ballista

Creatures
4 Matter Reshaper
4 Reality Smasher
4 Thought-Knot Seer

Instants
2 Dismember
4 Once Upon a Time (Banned in Modern)
1 Spatial Contortion

Legendary Planeswalkers
4 Karn, the Great Creator
2 Ugin, the Ineffable

Tribal Sorceries
1 All Is Dust

Basic Lands
1 Forest
1 Wastes

Lands
2 Blast Zone
1 Cavern of Souls
4 Eldrazi Temple
2 Ghost Quarter
4 Urza's Mine
4 Urza's Power Plant
4 Urza's Tower

Sideboard:
1 Basilisk Collar
1 Crucible of Worlds
1 Ensnaring Bridge
1 Grafdigger's Cage
1 Liquimetal Coating
1 Mystic Forge
1 Relic of Progenitus
1 Sorcerous Spyglass
1 Tormod's Crypt
1 Witchbane Orb
1 Stonecoil Serpent
1 Walking Ballista
1 Wurmcoil Engine
1 Warping Wail
1 Skysovereign, Consul Flagship