17 cards where the mana cost is greater than or equal to {B/P} or the text includes “{b/p}”

Dismember (Modern Masters 2015 #79)
Vraska, Betrayal's Sting (Phyrexia: All Will Be One #115)
K'rrik, Son of Yawgmoth (Commander 2019 #18)
Drivnod, Carnage Dominus (Phyrexia: All Will Be One #90)
Omnath, Locus of All (March of the Machine #249)
Rona, Herald of Invasion // Rona, Tolarian Obliterator (March of the Machine #75)
Rona, Herald of Invasion // Rona, Tolarian Obliterator (March of the Machine #75)
Hex Parasite (New Phyrexia #137)
Lashwrithe (Commander 2014 #245)
Vault Skirge (New Phyrexia #76)
Postmortem Lunge (New Phyrexia #70)
Surgical Extraction (Double Masters 2022 #94)
Pestilent Souleater (New Phyrexia #149)
Pyretic Prankster // Glistening Goremonger (March of the Machine #157)
Pyretic Prankster // Glistening Goremonger (March of the Machine #157)
Herbology Instructor // Malady Invoker (March of the Machine #189)
Herbology Instructor // Malady Invoker (March of the Machine #189)
Seraph of New Capenna // Seraph of New Phyrexia (March of the Machine #36)
Seraph of New Capenna // Seraph of New Phyrexia (March of the Machine #36)
Pith Driller (New Phyrexia #69)
Spike, Tournament Grinder (Unstable #69)

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