What is mithral?
This natural-born spellcasting class was added in third edition.
What is the sorcerer?
Not technically a devil, but she is Zariel's five headed roommate on the first layer, Avernus.
Who is Tiamat?
With functions like "approach", "drop", and "grovel", this enchantment spell is quite versatile.
What is Command?
Second Wind; Indomitable; Three Extra Attacks
What is a Fighter?
They're short, averse to shoes, and love a good meal, but they're not hobbits.
What are halflings?
The 2024 ruleset added this specific action to 5e to encompass the casting of spells as well as the use of special items and certain class features.
What is the Magic action?
Pictured here, these CR 1/2 devils use their flight to make ranged attacks with their namesake.

What is a spined devil?
If I want my bludgeoning weapons to pack a bit more wallop, I'd probably consider taking this feat.
What is Crusher?
Bite; Antimagic Cone; Petrifying Ray
What is a beholder?
They're massive fiends of smoke and shadow who wield whips of flame, but they're not balrogs.
What is a balor?
In 3.5 this setting by Keith Baker was introduced, bringing with it Warforged, Artificers, and Dragonmarks.
What is Eberron?
In Baldur's Gate 3, the devil Raphael claims this archduke as his sire.
Who is Mephistopheles?
A monstrosity with paralytic tentacles, you'll often find them scouring battlefields and graveyards for snacks.
What is a Carrion Crawler?
Slippery mind; Elusive; Stroke of Luck
What is a rogue?
He's an old, grey-bearded spellcaster of mythic might who enjoys a good meal and a smoke, but he's not Gandalf.
Who is Elminster?
From 2nd edition, the system of calculations used to determine if an attack hit its mark used this acronym.
What is THAC0?
Most (but not necessarily all) devils have immunity to these two damage types.
What are fire and poison?
In the Forgotten Realms setting, they're the patron god of elves. Mercurial by nature, they're often shapeshifting into aspects of nature like a breeze or school of fish.
Who is Corellon?
Bite; Petrifying Gaze
What is a basilisk?
It's a piece of evil sentient jewelry that slowly corrupts its bearer and can only be destroyed under specific conditions, but it's not the One Ring.
What is the Ring of Winter?
What are minions?
In Descent into Avernus, this city sinks into the Hells as part of a diabolical plot; it's the reason for the tiefling refugees in Baldur's Gate 3.
What is Elturel?
In the Vox Machina campaign, Vax uses this fashionable accessory to cast Dimension Door, though only once per day.
What is the Cape of the Mountebank?
Magic Resistance; Invisibility; Scare
What is a quasit?