44 cards where the full Oracle text includes “devour”

Bag of Devouring (Forgotten Realms Commander #21)
Bloodspore Thrinax (Commander Masters #276)
Book Devourer (Guilds of Ravnica #93)
Caldera Hellion (Shards of Alara #95)
Caprichrome (Modern Horizons 2 #9)
Devourer of Memory (Theros Beyond Death #213)
Devour in Flames (Oath of the Gatewatch #106)
Devouring Hellion (War of the Spark #124)
Devouring Strossus (Invasion #101)
Devouring Sugarmaw // Have for Dinner (Wilds of Eldraine #224)
Devouring Swarm (Magic 2012 #91)
Dragon Broodmother (Alara Reborn #53)
Dream Devourer (Kaldheim #90)
Effluence Devourer (Alchemy: New Capenna #23)
Faceless Devourer (Time Spiral Remastered #115)
Feaster of Fools (Modern Horizons #90)
Feasting Hobbit (Tales of Middle-earth Commander #37)
Fell Beast of Mordor (Tales of Middle-earth Commander #513)
Gluttonous Slime (Planechase Anthology #65)
Gorger Wurm (Alara Reborn #56)
Grothama, All-Devouring (Battlebond #71)
Haruspex (Warhammer 40,000 Commander #91)
Hellkite Hatchling (Planechase Anthology #95)
Hidetsugu, Devouring Chaos (Kamigawa: Neon Dynasty #99)
Intellect Devourer (Commander Legends: Battle for Baldur's Gate #132)
Marrow Chomper (Alara Reborn #93)
Mycoloth (Commander Anthology #129)
Nim Devourer (Mirrodin #70)
Phyrexian Devourer (Masters Edition II #216)
Predator Dragon (Shards of Alara #109)
Preyseizer Dragon (Planechase Anthology #50)
Ravenous Gigantotherium (Commander 2020 #63)
Ravenous Tyrannosaurus (Jurassic World Collection #18)
Silvar, Devourer of the Free (Commander 2020 #15)
Skullmulcher (Double Masters #180)
Tar Fiend (Shards of Alara #89)
Thallid Devourer (Masters Edition II #181)
Thassa's Devourer (Journey into Nyx #53)
Thorn-Thrash Viashino (Planechase Anthology #52)
Thromok the Insatiable (Planechase Anthology #106)
Thunder-Thrash Elder (Planechase Anthology #53)
Trynn, Champion of Freedom (Commander 2020 #1)
Venomcrawler (Warhammer 40,000 Commander #68)
Voracious Dragon (Duel Decks: Knights vs. Dragons #56)

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