Dimir Inverter
A Pioneer deck, by Kanister
2nd place at a tournament in Magic Online on 2020-07-16

Maindeck:

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

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

Legendary Planeswalkers
3 Jace, Wielder of Mysteries

Sorceries
1 Thought Erasure
4 Thoughtseize

Basic Lands
6 Island
2 Swamp

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

Sideboard:
1 Damping Sphere
1 Shark Typhoon
3 Mystical Dispute
1 Negate
2 Jace, Vryn's Prodigy
1 Ashiok, Nightmare Muse
2 Narset, Parter of Veils
2 Cry of the Carnarium
1 Languish
1 The Elderspell