Urza Midrange
A Modern deck, by Alan Gray
1st place at a tournament in Chantilly, Virginia, United States on 2019-12-08
As reported at http://www.starcitygames.com

Maindeck:

Artifacts
2 Chromatic Star
1 Damping Sphere
3 Engineered Explosives
4 Mishra's Bauble
2 Pentad Prism
1 Pithing Needle
2 Sword of the Meek
4 Thopter Foundry

Instants
2 Whir of Invention

Legendary Artifacts
4 Mox Opal (Banned in Modern)

Legendary Creatures
4 Emry, Lurker of the Loch
4 Urza, Lord High Artificer

Legendary Planeswalkers
3 Oko, Thief of Crowns (Banned in Modern)

Snow Artifacts
4 Arcum's Astrolabe (Banned in Modern)

Basic Snow Lands
1 Snow-Covered Forest
4 Snow-Covered Island
1 Snow-Covered Swamp

Lands
1 Breeding Pool
1 Flooded Strand
4 Misty Rainforest
2 Mystic Sanctuary (Banned in Modern)
4 Polluted Delta
1 Scalding Tarn
1 Watery Grave

Sideboard:
2 Abrupt Decay
2 Ceremonious Rejection
2 Fatal Push
4 Mystical Dispute
2 Collective Brutality
3 Thoughtseize