Eldrazi Tron
A Modern deck, by Avery Wilson
2nd place at a tournament in Newington, Connecticut, United States on 2020-03-01
As reported at http://www.starcitygames.com

Maindeck:

Artifacts
4 Chalice of the Void
4 Expedition Map
1 Mind Stone

Artifact Creatures
3 Walking Ballista

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

Instants
2 Dismember
2 Warping Wail

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

Basic Lands
2 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 Ensnaring Bridge
1 Grafdigger's Cage
1 Liquimetal Coating
1 Pithing Needle
2 Relic of Progenitus
1 Sorcerous Spyglass
1 Tormod's Crypt
1 Walking Ballista
1 Wurmcoil Engine
3 Spatial Contortion
1 Mindslaver