Sultai Snow
A Modern deck, by Harlie Smale
1st place at a tournament in Williamsport, Pennsylvania, United States on 2020-01-12
As reported at http://www.starcitygames.com

Maindeck:

Creatures
3 Snapcaster Mage

Instants
1 Abrupt Decay
3 Archmage's Charm
3 Assassin's Trophy
2 Cryptic Command
1 Drown in the Loch
3 Fatal Push
3 Force of Negation
1 Mystical Dispute
2 Spell Snare

Legendary Planeswalkers
2 Jace, the Mind Sculptor
3 Oko, Thief of Crowns (Banned in Modern)

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

Snow Creatures
4 Ice-Fang Coatl

Sorceries
3 Dead of Winter

Basic Snow Lands
2 Snow-Covered Forest
3 Snow-Covered Island
1 Snow-Covered Swamp

Lands
1 Breeding Pool
2 Creeping Tar Pit
2 Field of Ruin
4 Misty Rainforest
1 Mystic Sanctuary (Banned in Modern)
4 Polluted Delta
2 Watery Grave

Sideboard:
1 Notion Thief
2 Ceremonious Rejection
1 Disdainful Stroke
1 Golgari Charm
1 Pulse of Murasa
2 Surgical Extraction
3 Veil of Summer
2 Ashiok, Dream Render
1 Vraska, Golgari Queen
1 Unmoored Ego