Dimir Inverter
A Pioneer deck, by Mason Clark
2nd place at a tournament in Louisville, Kentucky, United States on 2020-03-01
As reported at http://www.starcitygames.com

Maindeck:
5 Island

Creatures
4 Inverter of Truth (Banned in Pioneer)
3 Thassa's Oracle

Enchantments
2 Omen of the Sea

Instants
4 Dig Through Time
4 Fatal Push
2 Hero's Downfall
1 Mystical Dispute
4 Opt

Legendary Planeswalkers
4 Jace, Wielder of Mysteries
1 Narset, Parter of Veils

Sorceries
3 Thought Erasure
4 Thoughtseize

Basic Lands
3 Swamp

Lands
2 Choked Estuary
4 Drowned Catacomb
3 Fabled Passage
2 Fetid Pools
1 Ipnu Rivulet
4 Watery Grave

Sideboard:
2 Damping Sphere
1 Aether Gust
1 Cast Down
3 Mystical Dispute
1 Noxious Grasp
1 Jace, Vryn's Prodigy
2 Kalitas, Traitor of Ghet
2 Narset, Parter of Veils
1 Languish
1 The Elderspell