Grixis Delver
A Legacy deck, by Nate Barton
2nd place at a tournament in Worcester, Massachusetts, United States on 2017-04-08

Maindeck:

Creatures
4 Deathrite Shaman (Banned in Legacy)
4 Delver of Secrets
2 Gurmag Angler
1 True-Name Nemesis
3 Young Pyromancer

Instants
4 Brainstorm
4 Daze
1 Dismember
4 Force of Will
4 Lightning Bolt
1 Spell Pierce

Sorceries
2 Cabal Therapy
4 Gitaxian Probe (Banned in Legacy)
4 Ponder

Lands
2 Flooded Strand
2 Misty Rainforest
2 Polluted Delta
2 Scalding Tarn
1 Tropical Island
2 Underground Sea
3 Volcanic Island
4 Wasteland

Sideboard:
1 Null Rod
1 Pithing Needle
1 Winter Orb
2 Baleful Strix
1 True-Name Nemesis
1 Dread of Night
1 Sulfuric Vortex
1 Ancient Grudge
1 Fatal Push
1 Flusterstorm
1 Pyroblast
2 Surgical Extraction
1 Cabal Therapy