Dimir Inverter
A Pioneer deck, by Jarvis Yu
6th place at a tournament on 2020-03-21

Maindeck:
6 Island

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

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

Legendary Creatures
3 Jace, Vryn's Prodigy

Legendary Planeswalkers
4 Jace, Wielder of Mysteries

Sorceries
2 Thought Erasure
4 Thoughtseize

Basic Lands
3 Swamp

Lands
4 Choked Estuary
4 Drowned Catacomb
4 Fabled Passage
4 Watery Grave

Sideboard:
1 Damping Sphere
1 Brazen Borrower
1 Pack Rat
2 Disdainful Stroke
1 Hero's Downfall
1 Jace, Vryn's Prodigy
1 Kalitas, Traitor of Ghet
2 Ashiok, Nightmare Muse
2 Narset, Parter of Veils
2 Languish
1 Legion's End