The Lost Caverns of Ixalan Promo Pack has no variants:
Explore this pack in Sealed.

Sheets

Sheet seasonal

At rate 2/121 (1.65%)
Abuelo's Awakening
Abuelo, Ancestral Echo
Akal Pakal, First Among Equals
Amalia Benavides Aguirre
Anim Pakal, Thousandth Moon
Bedrock Tortoise
Breeches, Eager Pillager
Bringer of the Last Gift
Corpses of the Lost
Cosmium Confluence
Deepfathom Echo
Deeproot Pilgrimage
Echoing Deeps
Fabrication Foundry
Get Lost
Hit the Mother Lode
Hulking Raptor
Inti, Seneschal of the Sun
Intrepid Paleontologist
Jadelight Spelunker
Kellan, Daring Traveler
Kitesail Larcenist
Kutzil's Flanker
Magmatic Galleon
Malcolm, Alluring Scoundrel
Molten Collapse
Palani's Hatcher
Poetic Ingenuity
Preacher of the Schism
Pugnacious Hammerskull
Queen's Bay Paladin
Restless Anchorage
Restless Prairie
Restless Reef
Restless Ridgeline
Restless Vents
Roaming Throne
Sanguine Evangelist
Sentinel of the Nameless City
Souls of the Lost
Squirming Emergence
Stalactite Stalker
Starving Revenant
Subterranean Schooner
Sunken Citadel
Tarrian's Soulcleaver
Terror Tide
The Belligerent
Threefold Thunderhulk
Tishana's Tidebinder
Trumpeting Carnosaur
Wail of the Forgotten
Warden of the Inner Sky
At rate 1/121 (0.83%)
Bloodletter of Aclazotz
Bonehoard Dracosaur
Cavern of Souls
Chimil, the Inner Sun
Ghalta, Stampede Tyrant
Gishath, Sun's Avatar
Quintorius Kand
Resplendent Angel
Saheeli, the Sun's Brilliance
Sovereign Okinec Ahau
The Ancient One
The Millennium Calendar
The Mycotyrant
The Skullspore Nexus
Vito, Fanatic of Aclazotz

Sheet curated

At rate 1/121 (0.83%)
A Tale for the Ages
Agatha's Soul Cauldron
Ancient Greenwarden
Ancient Imperiosaur
Archangel Elspeth
Archpriest of Shadows
Asinine Antics
Atraxa, Grand Unifier
Awaken the Woods
Balor
Baral and Kari Zev
Battle Angels of Tyr
Beseech the Mirror
Black Sun's Twilight
Bloodfeather Phoenix
Blossoming Tortoise
Blue Sun's Twilight
Braids, Arisen Nightmare
Breach the Multiverse
Brotherhood's End
Caves of Chaos Adventurer
Chandra, Hope's Beacon
Charming Scoundrel
City on Fire
Crackle with Power
Decadent Dragon
Defiler of Vigor
Displacer Kitten
Double Major
Drana and Linvala
Drana, the Last Bloodchief
Drannith Ruins
Dusk Legion Duelist
Elesh Norn, Mother of Machines
Extraordinary Journey
Ezuri, Stalker of Spheres
Faerie Mastermind
Farsight Ritual
Faunsbane Troll
Food Fight
Forsaken Monument
Fortified Beachhead
Gix's Command
Glissa Sunslayer
Glissa, Herald of Predation
Golden Argosy
Graaz, Unstoppable Juggernaut
Green Sun's Twilight
Gruff Triplets
Gumdrop Poisoner
Haughty Djinn
Heartflame Duelist
Hidetsugu and Kairi
Inga and Esika
Ingenious Prodigy
Jhoira, Ageless Innovator
Koth, Fire of Resistance
Kroxa and Kunoros
Leaf-Crowned Visionary
Leyline Binding
Loran of the Third Path
Lorehold Command
Lotus Cobra
Mechanized Warfare
Mercurial Spelldancer
Minsc & Boo, Timeless Heroes
Misery's Shadow
Mishra's Foundry
Mishra, Tamer of Mak Fawa
Mondrak, Glory Dominus
Moonshaker Cavalry
Moraug, Fury of Akoum
Mosswood Dreadknight
Myrel, Shield of Argive
Nighthawk Scavenger
Omnath, Locus of All
Omnath, Locus of Creation
Phyrexian Arena
Plaza of Heroes
Portal to Phyrexia
Quandrix Command
Quintorius, Loremaster
Raging Battle Mouse
Rankle and Torbran
Rankle's Prank
Realm-Scorcher Hellkite
Realmbreaker, the Invasion Tree
Rebuild the City
Red Sun's Twilight
Redcap Gutter-Dweller
See Double
Sheoldred, the Apocalypse
Siege Veteran
Silverback Elder
Skrelv, Defector Mite
Skystrike Officer
Spellbook Vendor
Sunfall
Sword of Once and Future
Syr Ginger, the Meal Ender
Tazri, Stalwart Survivor
Teething Wurmlet
The Apprentice's Folly
The End
The Filigree Sylex
The Huntsman's Redemption
The Irencrag
Thieving Skydiver
Thran Spider
Three Blind Mice
Thunderous Debut
Tribute to the World Tree
Twining Twins
Tyvar, Jubilant Brawler
Velomachus Lorehold
Venerated Rotpriest
Venser, Corpse Puppet
Vraska, Betrayal's Sting
White Sun's Twilight
Wrenn and Realmbreaker
Yargle and Multani

Sheet dark_frame

At rate 1/5 (20.0%)
Bartolomé del Presidio
Cenote Scout
Deep-Cavern Bat
Geological Appraiser
Spyglass Siren