Alchemy Horizons: Baldur's Gate Arena Booster has variants:
Explore this pack in Sealed.

Sheets

Sheet common (color balanced)

At rate 1/101 (0.99%)
Air-Cult Elemental
Ambitious Dragonborn
Arcane Archery
Armor of Shadows
Baleful Beholder
Band Together
Blessed Hippogriff
Blur
Celestial Unicorn
Chain Devil
Charmed Sleep
Circle of the Land Druid
Circle of the Moon Druid
Clever Conjurer
Cloak of the Bat
Contact Other Plane
Dawnbringer Cleric
Deadly Dispute
Demogorgon's Clutches
Devoted Paladin
Dragon's Fire
Dragonborn Looter
Dread Linnorm
Druidic Ritual
Dueling Rapier
Earth-Cult Elemental
Ettercap
Eyes of the Beholder
Farideh's Fireball
Flaming Fist Duskguard
Flaming Fist Officer
Follow the Tracks
Genasi Rabble-Rouser
Giant Fire Beetles
Gnoll Hunter
Gray Slaad
Grim Bounty
Guardian Naga
Guildsworn Prowler
Hill Giant Herdgorger
Hoard Robber
Hobgoblin Captain
Hook Horror
Hypnotic Pattern
Icewind Stalwart
Improvised Weaponry
Incessant Provocation
Inspiring Bard
Iron Golem
Jaded Sell-Sword
Kobold Warcaller
Lantern of Revealing
Lizardfolk Librarians
Mace of Disruption
Manticore
Minimus Containment
Nefarious Imp
Owlbear
Patriar's Humiliation
Pilgrim's Eye
Poison the Blade
Priest of Ancient Lore
Prophetic Prism
Pseudodragon Familiar
Ranger Squadron
Reckless Barbarian
Rimeshield Frost Giant
Scaled Nurturer
Sepulcher Ghoul
Sewer Plague
Shambling Ghast
Shocking Grasp
Soldiers of the Watch
Soulknife Spy
Spiked Pit Trap
Steadfast Paladin
Steadfast Unicorn
Summon Undead
Sylvan Shepherd
Thieves' Tools
Tymora's Invoker
Undercellar Myconid
Underdark Basilisk
Undersimplify
Unexpected Allies
Unexpected Windfall
Valiant Farewell
Valor Singer
Vampire Spawn
Warriors of Tiamat
Water Weird
Wizened Githzerai
You Come to a River
You Come to the Gnoll Camp
You Find Some Prisoners
You Find the Villains' Lair
You Hear Something on Watch
You Line Up the Shot
You're Ambushed on the Road
Young Blue Dragon
Young Red Dragon

Sheet uncommon

At rate 1/75 (1.33%)
Ambition's Cost
Bag of Holding
Battle Cry Goblin
Black Dragon
Boareskyr Tollkeeper
Bonecaller Cleric
Breath Weapon
Bronze Walrus
Carnelian Orb of Dragonkind
Cast Down
Chardalyn Dragon
Choose Your Weapon
Craving of Yeenoghu
Draconic Lore
Draconic Muralists
Dragonborn Immolator
Dream Fracture
Drider
Druid of the Emerald Grove
Emerald Dragon
Gate of the Black Dragon
Gate to Manorborn
Gate to Seatower
Gate to Tumbledown
Gate to the Citadel
Ghost Lantern
Gnoll Hunting Party
Goblin Trapfinder
Goggles of Night
Grave Choice
Grim Wanderer
Guiding Bolt
Guild Thief
Irenicus's Vile Duplication
Jade Orb of Dragonkind
Juvenile Mist Dragon
Kagha, Shadow Archdruid
Kalain, Reclusive Painter
Kenku Artificer
Korlessa, Scale Singer
Krydle of Baldur's Gate
Lapis Orb of Dragonkind
Liara of the Flaming Fist
Lozhan, Dragons' Legacy
Lurking Roper
Mephit's Enthusiasm
Meteor Golem
Mind Spike
Minthara of the Absolute
Monk of the Open Hand
Moradin's Disciples
Navigation Orb
Oji, the Exquisite Blade
Owlbear Shepherd
Pegasus Guardian
Portable Hole
Prosperous Innkeeper
Rally Maneuver
Ray of Frost
Red Dragon
Rescuer Chwinga
Scouting Hawk
Seatower Imprisonment
Seek New Knowledge
Sigil of Myrkul
Skullport Merchant
Split the Spoils
Swashbuckler Extraordinaire
Sword Coast Serpent
Thrakkus the Butcher
Trelasarra, Moon Dancer
Two-Handed Axe
Wild Shape
You Meet in a Tavern
You're Confronted by Robbers

Sheet rare_mythic

At rate 2/125 (1.6%)
Alaundo the Seer
Altar of Bhaal
Archivist of Oghma
Ascend from Avernus
Astarion, the Decadent
Baba Lysaga, Night Witch
Baldur's Gate
Basilisk Collar
Belt of Giant Strength
Black Market Connections
Calim, Djinn Emperor
Catti-brie of Mithral Hall
Displacer Kitten
Earthquake Dragon
Eldritch Pact
Favored Enemy
Fiendlash
Flames of Moradin
Fraying Line
Gale's Redirection
Gorion, Wise Mentor
Grim Hireling
Horn of Valhalla
Illithid Harvester
Intellect Devourer
Jan Jansen, Chaos Crafter
Jon Irenicus, the Exile
Kardum, Patron of Flames
Kindred Discovery
Lae'zel's Acrobatics
Mazzy, Truesword Paladin
Miirym, Sentinel Wyrm
Mirror of Life Trapping
Monster Manual
Nalfeshnee
Neera, Wild Mage
Oyaminartok, Polar Werebear
Raggadragga, Goreguts Boss
Raphael, Fiendish Savior
Robe of the Archmagi
Signature Spells
Stick Together
Stroke of Luck
Sune's Intervention
Thayan Evokers
The Hourglass Coven
Tiefling Outcasts
Traverse the Outlands
Ulder Ravengard, Marshal
Uthgardt Fury
Vladimir and Godfrey
Wand of Orcus
Wrathful Red Dragon
Yuan-Ti Scaleshield
At rate 1/125 (0.8%)
Ancient Brass Dragon
Ancient Bronze Dragon
Ancient Copper Dragon
Ancient Gold Dragon
Ancient Silver Dragon
Blood Money
Champions of Tyr
Chaos Balor
Minsc & Boo, Timeless Heroes
Nalia de'Arnise
Pact Weapon
Prosper, Tome-Bound
Snowborn Simulacra
Storm King's Thunder
Sworn to the Legion
Tasha, Unholy Archmage
Verdant Rejuvenation

Sheet specialize_uncommon

At rate 1/10 (10.0%)
Alora, Rogue Companion
Ambergris, Citadel Agent
Gut, Fanatical Priestess
Jaheira, Harper Emissary
Lulu, Forgetful Hollyphant
Rasaad, Monk of Selûne
Sarevok the Usurper
Skanos, Dragon Vassal
Vhal, Eager Scholar
Viconia, Nightsinger's Disciple

Sheet specialize_rare_mythic

At rate 2/15 (13.33%)
Imoen, Trickster Friend
Karlach, Raging Tiefling
Klement, Novice Acolyte
Lae'zel, Githyanki Warrior
Shadowheart, Sharran Cleric
Wilson, Bear Comrade
At rate 1/15 (6.67%)
Gale, Conduit of the Arcane
Lukamina, Moon Druid
Wyll, Pact-Bound Duelist