Adventures in the Forgotten Realms Theme Booster Black has variants:
Explore this pack in Sealed.

Sheets

Sheet uncommon (duplicates allowed)

At rate 4/57 (7.02%)
Black Dragon
Check for Traps
Death-Priest of Myrkul
Demogorgon's Clutches
Drider
Dungeon Crawler
Grim Wanderer
Lightfoot Rogue
Power Word Kill
Ray of Enfeeblement
Reaper's Talisman
Skullport Merchant
Warlock Class
At rate 1/57 (1.75%)
Bag of Holding
Dungeon Map
Fifty Feet of Rope
Iron Golem
Temple of the Dragon Queen

Sheet common (duplicates allowed)

At rate 2/41 (4.88%)
Baleful Beholder
Clattering Skeletons
Deadly Dispute
Devour Intellect
Eyes of the Beholder
Fates' Reversal
Feign Death
Grim Bounty
Herald of Hadar
Hired Hexblade
Hoard Robber
Manticore
Precipitous Drop
Sepulcher Ghoul
Shambling Ghast
Thieves' Tools
Vampire Spawn
Yuan-Ti Fang-Blade
Zombie Ogre
At rate 1/82 (1.22%)
Evolving Wilds
Greataxe
Leather Armor
Mimic
Spare Dagger
Spiked Pit Trap

Sheet rare_mythic

At rate 8/91 (8.79%)
Asmodeus the Archfiend
Forsworn Paladin
Gelatinous Cube
Hive of the Eye Tyrant
Sphere of Annihilation
Vorpal Sword
Westgate Regent
Wight
At rate 4/91 (4.4%)
Acererak the Archlich
Ebondeath, Dracolich
Lolth, Spider Queen
The Book of Vile Darkness
At rate 2/91 (2.2%)
Dungeon Descent
Eye of Vecna
Hand of Vecna
Treasure Chest
Treasure Vault
At rate 1/91 (1.1%)
The Deck of Many Things