32 cards where the illustration contains “healing”

Airlift Chaplain (The Brothers' War #2)
Arashin Cleric (Fate Reforged #5)
Break the Spell (Wilds of Eldraine #5)
Caregiver (Ravnica: City of Guilds #6)
Chance for Glory (Guilds of Ravnica #159)
Combat Medic (Fallen Empires #1b)
Combat Medic (Fallen Empires #1d)
Convalescent Care (Onslaught #14)
Daru Healer (Onslaught #19)
Dryad's Caress (Ravnica: City of Guilds #160)
Elrond, Master of Healing (The Lord of the Rings: Tales of Middle-earth #200)
Expedition Healer (Zendikar Rising #13)
Folk Medicine (Judgment #115)
Frontline Medic (Tales of Middle-earth Commander #169)
Healing Salve (Fifth Edition #33)
Healing Technique (Commander 2021 #63)
Heal the Scars (Lorwyn #217)
Jhessian Balmgiver (Conflux #112)
Klement, Life Acolyte (Alchemy Horizons: Baldur's Gate #1w)
Leeches (Homelands #9)
Loathsome Troll (Adventures in the Forgotten Realms #192)
Loathsome Troll // Troll (Adventures in the Forgotten Realms Art Series #21)
Loathsome Troll // Troll (Adventures in the Forgotten Realms Art Series #21)
Patch Up (Streets of New Capenna #23)
Psychic Transfer (Mirage #85)
Regenerate (Magic 2010 #202)
Regeneration (Ice Age #259)
Revivify (Forgotten Realms Commander #10)
Reviving Vapors (Invasion #265)
Stone Haven Medic (Battle for Zendikar #51)
Tainted Remedy (Magic Origins #120)
Vizier of Remedies (Amonkhet #38)
Wojek Apothecary (Ravnica: City of Guilds #36)

This search is finished. Now the real work can begin.