23 cards where the name includes “terror”

Ayula, Queen Among Bears (Fallout #348)
Deathleaper, Terror Weapon (Warhammer 40,000 Commander #115)
Deep-Sea Terror (Magic Origins #52)
Goreclaw, Terror of Qal Sisma (Commander Masters #293)
Gyruda, Doom of Depths (Ikoria: Lair of Behemoths #384)
Kruin Outlaw // Terror of Kruin Pass (Innistrad #152)
Kruin Outlaw // Terror of Kruin Pass (Innistrad #152)
Night Terrors (Modern Masters 2017 #79)
Reign of Terror (Mirage #137)
Replicating Terror (Alchemy: Duskmourn #10)
Sky Terror (Ixalan #229)
Stingerback Terror (Outlaws of Thunder Junction #147)
Terror (Dominaria Remastered #103)
Terror Ballista (The Brothers' War #290)
Terror of Mount Velus (Foundations #549)
Terror of the Fairgrounds (Kaladesh #137)
Terror of the Peaks (Outlaws of Thunder Junction #149)
Terror of Towashi (March of the Machine #331)
Terror Tide (The Lost Caverns of Ixalan #127)
The Red Terror (Warhammer 40,000 Commander #83)
Tidal Terror (March of the Machine #82)
Tolarian Terror (Foundations #167)
Valgavoth, Terror Eater (Duskmourn: House of Horror #120)
Wave of Terror (Weatherlight #86)

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