26 cards where the lore includes “erebos”

Agent of Erebos (Journey into Nyx #59)
Anikthea, Hand of Erebos (Commander Masters #705)
Anikthea, Hand of Erebos // Anikthea, Hand of Erebos (Commander Masters Art Series #72)
Anikthea, Hand of Erebos // Anikthea, Hand of Erebos (Commander Masters Art Series #72)
Black Oak of Odunos (Born of the Gods #62)
Boon of Erebos (Theros #80)
Claim of Erebos (Born of the Gods #64)
Dictate of Erebos (Journey into Nyx #65)
Divination (Born of the Gods #36)
Drown in Sorrow (Commander Masters #154)
Erebos, Bleak-Hearted (Commander Masters #868)
Erebos, God of the Dead (Theros #85)
Erebos's Emissary (Theros #86)
Erebos's Intervention (Theros Beyond Death #94)
Erebos's Titan (Magic Origins #94)
Excoriate (Archenemy: Nicol Bolas #5)
Extinguish All Hope (Journey into Nyx #68)
Fruit of Tizerus (Theros Beyond Death #96)
Inevitable End (Theros Beyond Death #102)
Lash of the Whip (Theros #94)
Marshmist Titan (Born of the Gods #76)
Ordeal of Erebos (Theros #99)
Ride Guide (Unfinity #24)
Scourgemark (Theros #105)
Thassa's Ire (Journey into Nyx #54)
Weight of the Underworld (Magic Origins #126)
Whip of Erebos (Duskmourn: House of Horror Commander #159)

The message was clear to Sorin—time to search for something else.