54 cards where the name includes “charm” and the card types include “instant”

Abzan Charm (Dominaria United Commander #138)
A-Cabaretti Charm (Streets of New Capenna #A-173)
Archdruid's Charm (Murders at Karlov Manor #151)
Archmage's Charm (Modern Horizons #40)
Azorius Charm (Iconic Masters #192)
Bant Charm (Double Masters 2022 #181)
Boros Charm (Outlaws of Thunder Junction Commander #216)
Brokers Charm (Streets of New Capenna #171)
Cabaretti Charm (Streets of New Capenna #173)
Chaos Charm (Mirage #163)
Crosis's Charm (Commander 2017 #169)
Darigaaz's Charm (Duel Decks: Phyrexia vs. the Coalition #59)
Dawn Charm (Commander Legends #371)
Dimir Charm (Gatecrash #154)
Dromar's Charm (Commander 2013 #187)
Ebony Charm (Mirage #120)
Emerald Charm (Dominaria Remastered #158)
Esper Charm (Commander 2018 #179)
Evolution Charm (Time Spiral Remastered #202)
Fever Charm (Onslaught #202)
Funeral Charm (Time Spiral Timeshifted #44)
Fury Charm (Iconic Masters #130)
Golgari Charm (Ultimate Masters #201)
Grixis Charm (Commander 2013 #192)
Gruul Charm (Gatecrash #169)
Hearth Charm (Visions #82)
Hope Charm (Visions #8)
Ivory Charm (Mirage #23)
Izzet Charm (Ravnica Remastered #190)
Jeskai Charm (Double Masters 2022 #232)
Jund Charm (Commander 2013 #195)
Maestros Charm (Streets of New Capenna #199)
Mardu Charm (Khans of Tarkir #186)
Midnight Charm (Planar Chaos #74)
Misery Charm (Onslaught #158)
Naya Charm (Dominaria United Commander #162)
Obscura Charm (Streets of New Capenna #208)
Orzhov Charm (Gatecrash #185)
Piety Charm (Onslaught #49)
Piracy Charm (Time Spiral Remastered #78)
Rakdos Charm (The Lost Caverns of Ixalan Commander #284)
Rith's Charm (Duel Decks: Phyrexia vs. the Coalition #60)
Riveteers Charm (Streets of New Capenna #217)
Sapphire Charm (Mirage #89)
Seedling Charm (Mirage #240)
Selesnya Charm (Commander Anthology #192)
Simic Charm (Commander Legends #451)
Sultai Charm (Dominaria United Commander #168)
Temur Charm (Commander 2020 #230)
Treva's Charm (Duel Decks: Phyrexia vs. the Coalition #61)
Trickery Charm (Onslaught #119)
Umezawa's Charm (Modern Horizons #111)
Vision Charm (Visions #49)
Vitality Charm (Onslaught #296)

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