Dimir Inverter
A Pioneer deck, by chengyiw
3rd place at a tournament in Magic Online on 2020-06-03

Maindeck:

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

Instants
4 Censor
1 Cling to Dust
4 Dig Through Time
4 Fatal Push
2 Hero's Downfall
4 Opt
1 Tyrant's Scorn

Legendary Planeswalkers
3 Jace, Wielder of Mysteries

Sorceries
1 Thought Erasure
4 Thoughtseize

Basic Lands
5 Island
2 Swamp

Lands
1 Castle Vantress
2 Choked Estuary
4 Drowned Catacomb
4 Fabled Passage
2 Fetid Pools
4 Watery Grave

Sideboard:
1 Damping Sphere
3 Mystical Dispute
1 Negate
1 Tyrant's Scorn
1 Ashiok, Nightmare Muse
2 Narset, Parter of Veils
2 Collective Brutality
1 Cry of the Carnarium
2 Legion's End
1 The Elderspell