37 cards where the card types include “bard” and (the card is available on Paper)

Assembled Ensemble (Unfinity #3)
Bello, Bard of the Brambles (Bloomburrow Commander #1)
Bonebind Orator (Bloomburrow #84)
Composer of Spring (Commander Masters #739)
Crime Novelist (Murders at Karlov Manor #121)
Draconic Muralists (Commander Legends: Battle for Baldur's Gate #224)
Edgin, Larcenous Lutenist (Secret Lair Drop #1242)
Elvish Bard (Ninth Edition #236)
Firbolg Flutist (Commander Legends: Battle for Baldur's Gate #174)
Gylwain, Casting Director (Wilds of Eldraine Commander #4)
Huatli, Poet of Unity // Roar of the Fifth People (The Lost Caverns of Ixalan #189)
Huatli, Poet of Unity // Roar of the Fifth People (The Lost Caverns of Ixalan #189)
Inspiring Bard (Adventures in the Forgotten Realms #189)
Insufferable Balladeer (Commander Legends: Battle for Baldur's Gate #184)
Joraga Bard (Duel Decks: Zendikar vs. Eldrazi #17)
Kalain, Reclusive Painter (Adventures in the Forgotten Realms #225)
Kitt Kanto, Mayhem Diva (New Capenna Commander #4)
Korlessa, Scale Singer (Commander Legends: Battle for Baldur's Gate #280)
Merry Bards (Wilds of Eldraine #140)
Mockingbird (Bloomburrow #61)
Narci, Fable Singer (Commander Masters #710)
One-Clown Band (Unfinity #117)
Psemilla, Meletian Poet (Foundations Jumpstart #31)
Raccoon Rallier (Bloomburrow #148)
Raucous Entertainer (Outlaws of Thunder Junction #177)
Slimy Piper (Foundations Jumpstart #25)
Spellbinding Soprano (New Capenna Commander #53)
Stirring Bard (Commander Legends: Battle for Baldur's Gate #195)
Thistledown Players (Bloomburrow #35)
Three Dog, Galaxy News DJ (Fallout #120)
Tom Bombadil (The Lord of the Rings: Tales of Middle-earth #234)
Totentanz, Swarm Piper (Wilds of Eldraine #216)
Valor Singer (Adventures in the Forgotten Realms #165)
Wandering Troubadour (Adventures in the Forgotten Realms #210)
Wandertale Mentor (Bloomburrow #240)
Whiskervale Forerunner (Bloomburrow #40)
Yisan, the Wanderer Bard (Commander Masters #334)
Zinnia, Valley's Voice (Bloomburrow Commander #4)

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