22 cards where the illustration contains “light-bulb”

Blindblast (War of the Spark #114)
Border Guardian (Unstable #140)
Cathodion (Mirrodin #149)
Cramped Bunker (Unstable #129)
Dictation Quillograph (Unstable #175)
Goblin Spelunkers (Ravnica: City of Guilds #128)
Grusilda, Monster Masher (Unstable #132)
Inhumaniac (Unstable #59)
It That Gets Left Hanging (Unstable #89)
Lackey Recycler (Unstable #193)
Magar of the Magic Strings (Unfinity #171)
Memory Bank (Mystery Booster Playtest Cards 2019 #27)
Moniker Mage (Unhinged #39)
Proper Laboratory Attire (Unstable #156)
Robo- (Unstable #157)
Selfie Preservation (Unstable #119)
Sly Spy (Unstable #67a)
Sly Spy (Unstable #67d)
The Fourteenth Doctor (Secret Lair Drop #1583)
Top-Secret Tunnel (Unstable #207)
Vault 75: Middle School (Fallout #27)
Voltaic Key (Urza's Saga #314)

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