23 cards where the full Oracle text includes “hellbent —”

Anthem of Rakdos (Dissension #102)
Bladeback Sliver (Modern Horizons #119)
Cackling Flames (Dissension #59)
Cutthroat il-Dal (Time Spiral Remastered #105)
Demonfire (Ravnica Remastered #107)
Demon's Jester (Duel Decks Anthology: Divine vs. Demonic #38)
Gathan Raiders (Time Spiral Remastered #165)
Gibbering Descent (Future Sight #66)
Gobhobbler Rats (Ravnica Remastered #185)
Headless Specter (Modern Horizons #95)
Infernal Tutor (Ravnica Remastered #78)
Jagged Poppet (Dissension #115)
Keldon Megaliths (Duel Decks Anthology: Jace vs. Chandra #58)
Necromancer's Familiar (Modern Horizons 2 #94)
Nihilistic Glee (Dissension #50)
Ragamuffyn (Dissension #51)
Rakdos Pit Dragon (Ravnica Remastered #120)
Slaughterhouse Bouncer (Dissension #54)
Slithering Shade (Dissension #55)
Taste for Mayhem (Ravnica Remastered #127)
Tragic Fall (Modern Horizons 2 #104)
Twinstrike (Dissension #134)
Vampire Champion Fury (Unfinity Sticker Sheets #43)

It is the moment of discovery, the triumph of the mind, and the end of these results.