Rakdos Sacrifice
A Standard deck, by Fabrizio Anteri
1st place at a tournament in Magic Arena on 2020-04-11

Maindeck:

Artifacts
4 Witch's Oven (Not currently legal in Standard)

Artifact Creatures
2 Stonecoil Serpent (Not currently legal in Standard)

Creatures
4 Cauldron Familiar (Not currently legal in Standard)
2 Gutterbones (Not currently legal in Standard)
4 Mayhem Devil (Not currently legal in Standard)
4 Midnight Reaper (Not currently legal in Standard)
4 Priest of Forgotten Gods (Not currently legal in Standard)
3 Rix Maadi Reveler (Not currently legal in Standard)
4 Woe Strider (Not currently legal in Standard)

Sorceries
4 Claim the Firstborn (Not currently legal in Standard)

Basic Lands
4 Mountain
6 Swamp

Lands
4 Blood Crypt (Not currently legal in Standard)
3 Castle Locthwain (Not currently legal in Standard)
4 Fabled Passage (Not currently legal in Standard)
4 Temple of Malice (Not currently legal in Standard)

Sideboard:
3 Embereth Shieldbreaker (Not currently legal in Standard)
3 Noxious Grasp (Not currently legal in Standard)
1 Pharika's Libation (Not currently legal in Standard)
1 Redcap Melee (Not currently legal in Standard)
2 Scorching Dragonfire (Not currently legal in Standard)
1 Act of Treason (Not currently legal in Standard)
3 Agonizing Remorse (Not currently legal in Standard)
1 Epic Downfall (Not currently legal in Standard)