31 cards where the name includes “oust”

A-Prosperous Thief (Kamigawa: Neon Dynasty #A-73)
Audacious Thief (Core Set 2020 #84)
Calamitous Tide (Bloomburrow #43)
Cankerous Thirst (Eventide #116)
Ferocious Tigorilla (Ikoria: Lair of Behemoths #115)
Gluttonous Troll (Commander 2021 #218)
Grim Roustabout (Return to Ravnica #68)
Hideous Taskmaster (Modern Horizons 3 Commander #57)
Ingenious Thief (Starter 1999 #40)
Joust (Throne of Eldraine #129)
Jousting Dummy (Jumpstart #470)
Jousting Lance (Dominaria #221)
Joust Through (Foundations #19)
Kami of Jealous Thirst (Modern Horizons 3 #98)
Mysterious Tome // Chilling Chronicle (Innistrad: Midnight Hunt #63)
Mysterious Tome // Chilling Chronicle (Innistrad: Midnight Hunt #63)
Notorious Throng (Zendikar Rising Commander #33)
Noxious Toad (Portal #104)
Odious Trow (Eventide #125)
Ominous Traveler (Alchemy: Innistrad #62)
Oust (Ravnica: Clue Edition #67)
Outfitted Jouster (Alchemy: Wilds of Eldraine #22)
Prosperous Thief (Kamigawa: Neon Dynasty #73)
Rakdos Roustabout (Ravnica Allegiance #198)
Raucous Theater (Murders at Karlov Manor #266)
Ravenous Trap (Double Masters #103)
Ravenous Tyrannosaurus (Jurassic World Collection #18)
Tenacious Tomeseeker (Wilds of Eldraine #74)
Tenuous Truce (New Capenna Commander #87)
Treacherous Terrain (Zendikar Rising Commander #105)
Treacherous Trapezist (Unfinity #60)
Voracious Typhon (Theros Beyond Death #203)

Though this query has ended, its relics still slumber in New Argive.