37 cards where the cards aren’t reprints and the card has the keyword “Channel”

Boseiju, Who Endures (Kamigawa: Neon Dynasty #266)
Otawara, Soaring City (Kamigawa: Neon Dynasty #271)
Takenuma, Abandoned Mire (Kamigawa: Neon Dynasty #278)
Eiganjo, Seat of the Empire (Kamigawa: Neon Dynasty #268)
Sokenzan, Crucible of Defiance (Kamigawa: Neon Dynasty #276)
Shigeki, Jukai Visionary (Kamigawa: Neon Dynasty #206)
Touch the Spirit Realm (Kamigawa: Neon Dynasty #40)
Colossal Skyturtle (Kamigawa: Neon Dynasty #216)
Roaring Earth (Kamigawa: Neon Dynasty #204)
Reinforced Ronin (Kamigawa: Neon Dynasty #158)
Greater Tanuki (Kamigawa: Neon Dynasty #189)
Moonsnare Prototype (Kamigawa: Neon Dynasty #69)
Mnemonic Sphere (Kamigawa: Neon Dynasty #64)
Mirrorshell Crab (Kamigawa: Neon Dynasty #63)
Born to Drive (Kamigawa: Neon Dynasty #6)
Careful Cultivation (Kamigawa: Neon Dynasty #178)
Twinshot Sniper (Kamigawa: Neon Dynasty #168)
Sunblade Samurai (Kamigawa: Neon Dynasty #39)
Shinen of Life's Roar (Saviors of Kamigawa #149)
Bamboo Grove Archer (Kamigawa: Neon Dynasty #173)
Arashi, the Sky Asunder (Saviors of Kamigawa #121)
Favor of Jukai (Kamigawa: Neon Dynasty #184)
Ironhoof Boar (Kamigawa: Neon Dynasty #148)
Jukai Preserver (Kamigawa: Neon Dynasty #195)
Saiba Trespassers (Kamigawa: Neon Dynasty #77)
Jiwari, the Earth Aflame (Saviors of Kamigawa #107)
Ghost-Lit Stalker (Saviors of Kamigawa #69)
Ghost-Lit Warder (Saviors of Kamigawa #39)
Ghost-Lit Redeemer (Saviors of Kamigawa #10)
Ghost-Lit Drifter (Modern Horizons 2 #45)
Ghost-Lit Raider (Saviors of Kamigawa #99)
Shinen of Fury's Fire (Saviors of Kamigawa #112)
Ghost-Lit Nourisher (Saviors of Kamigawa #131)
Shinen of Flight's Wings (Saviors of Kamigawa #57)
Shinen of Fear's Chill (Saviors of Kamigawa #88)
Shinen of Stars' Light (Saviors of Kamigawa #28)
Kami of Bamboo Groves (Alchemy: Kamigawa #24)

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