15 cards where the mana cost is greater than or equal to {U/P} or the text includes “{u/p}”

Phyrexian Metamorph (Murders at Karlov Manor Commander #116)
Gitaxian Probe (New Phyrexia #35)
Mental Misstep (New Phyrexia #38)
Tezzeret's Gambit (Outlaws of Thunder Junction Commander #117)
Spellskite (Commander Legends: Battle for Baldur's Gate #873)
Tekuthal, Inquiry Dominus (Phyrexia: All Will Be One #71)
Unctus, Grand Metatect (Phyrexia: All Will Be One #75)
Heliod, the Radiant Dawn // Heliod, the Warped Eclipse (March of the Machine #17)
Heliod, the Radiant Dawn // Heliod, the Warped Eclipse (March of the Machine #17)
Jace, the Perfected Mind (Phyrexia: All Will Be One #57)
Synthesis Pod (Phyrexia: All Will Be One Commander #23)
Khenra Spellspear // Gitaxian Spellstalker (March of the Machine #151)
Khenra Spellspear // Gitaxian Spellstalker (March of the Machine #151)
Aetherblade Agent // Gitaxian Mindstinger (March of the Machine #88)
Aetherblade Agent // Gitaxian Mindstinger (March of the Machine #88)
Spined Thopter (New Phyrexia #45)
Trespassing Souleater (New Phyrexia #163)
Gnottvold Hermit // Chrome Host Hulk (March of the Machine #188)
Gnottvold Hermit // Chrome Host Hulk (March of the Machine #188)

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