Planar Chaos has variants:
Explore this pack in Sealed.

Sheets

Sheet pc_common

At rate 1/40 (2.5%)
Aquamorph Entity
Aven Riftwatcher
Battering Sliver
Blightspeaker
Brain Gorgers
Citanul Woodreaders
Cradle to Grave
Dash Hopes
Dawn Charm
Dead
Deadly Grub
Dreamscape Artist
Dust Corona
Erratic Mutation
Evolution Charm
Firefright Mage
Fury Charm
Ghost Tactician
Giant Dustwasp
Keldon Marauders
Midnight Charm
Mire Boa
Needlepeak Spider
Pallid Mycoderm
Poultice Sliver
Reality Acid
Reflex Sliver
Ridged Kusite
Saltfield Recluse
Shade of Trokair
Shaper Parasite
Spitting Sliver
Stingscourger
Synchronous Sliver
Uktabi Drake
Utopia Vow
Veiling Oddity
Vitaspore Thallid
Whitemane Lion
Wistful Thinking

Sheet pc_uncommon

At rate 1/40 (2.5%)
Aether Membrane
Ana Battlemage
Auramancer's Guise
Big Game Hunter
Cautery Sliver
Circle of Affliction
Darkheart Sliver
Deadwood Treefolk
Dismal Failure
Dormant Sliver
Enslave
Frenetic Sliver
Hammerheim Deadeye
Hunting Wilds
Jodah's Avenger
Kavu Predator
Lavacore Elemental
Mantle of Leadership
Muck Drubb
Necrotic Sliver
Phantasmagorian
Pongify
Pouncing Wurm
Psychotrope Thallid
Rebuff the Wicked
Riftmarked Knight
Rough
Saltblast
Serra's Boon
Shivan Meteor
Sophic Centaur
Stonecloaker
Stormfront Riders
Sulfur Elemental
Tidewalker
Timebender
Timecrafting
Treacherous Urge
Venarian Glimmer
Waning Wurm

Sheet pc_rare

At rate 1/40 (2.5%)
Aeon Chronicler
Akroma, Angel of Fury
Benalish Commander
Body Double
Boom
Braids, Conjurer Adept
Chronozoa
Crovax, Ascendant Hero
Detritivore
Dichotomancy
Dust Elemental
Extirpate
Fatal Frenzy
Fungal Behemoth
Heroes Remembered
Imp's Mischief
Intet, the Dreamer
Jedit Ojanen of Efrava
Life and Limb
Magus of the Arena
Magus of the Bazaar
Magus of the Coffers
Magus of the Library
Magus of the Tabernacle
Mirri the Cursed
Numot, the Devastator
Oros, the Avenger
Radha, Heir to Keld
Retether
Roiling Horror
Spellshift
Temporal Extortion
Teneb, the Harvester
Timbermare
Torchling
Urborg, Tomb of Yawgmoth
Voidstone Gargoyle
Volcano Hellion
Vorosh, the Hunter
Wild Pair

Sheet pc_cs_common

At rate 1/20 (5.0%)
Bog Serpent
Brute Force
Essence Warden
Fa'adiyah Seer
Gossamer Phantasm
Healing Leaves
Mana Tithe
Melancholy
Merfolk Thaumaturgist
Piracy Charm
Primal Plasma
Prodigal Pyromancer
Rathi Trapper
Revered Dead
Seal of Primordium
Simian Spirit Guide
Sinew Sliver
Skirk Shaman
Sunlance
Vampiric Link

Sheet pc_cs_uncommon_rare

At rate 1/20 (5.0%)
Blood Knight
Calciderm
Dunerider Outlaw
Frozen Aether
Harmonize
Hedge Troll
Keen Sense
Kor Dirge
Malach of the Dawn
Mycologist
Ovinize
Pyrohemia
Reckless Wurm
Riptide Pilferer
Shrouded Lore
At rate 1/40 (2.5%)
Damnation
Gaea's Anthem
Groundbreaker
Mesa Enchantress
Molten Firebird
Null Profusion
Porphyry Nodes
Serendib Sorcerer
Serra Sphinx
Shivan Wumpus

Sheet foil

At rate 1/100 (1.0%)
Aquamorph Entity
Aven Riftwatcher
Battering Sliver
Blightspeaker
Bog Serpent
Brain Gorgers
Brute Force
Citanul Woodreaders
Cradle to Grave
Dash Hopes
Dawn Charm
Dead
Deadly Grub
Dreamscape Artist
Dust Corona
Erratic Mutation
Essence Warden
Evolution Charm
Fa'adiyah Seer
Firefright Mage
Fury Charm
Ghost Tactician
Giant Dustwasp
Gossamer Phantasm
Healing Leaves
Keldon Marauders
Mana Tithe
Melancholy
Merfolk Thaumaturgist
Midnight Charm
Mire Boa
Needlepeak Spider
Pallid Mycoderm
Piracy Charm
Poultice Sliver
Primal Plasma
Prodigal Pyromancer
Rathi Trapper
Reality Acid
Reflex Sliver
Revered Dead
Ridged Kusite
Saltfield Recluse
Seal of Primordium
Shade of Trokair
Shaper Parasite
Simian Spirit Guide
Sinew Sliver
Skirk Shaman
Spitting Sliver
Stingscourger
Sunlance
Synchronous Sliver
Uktabi Drake
Utopia Vow
Vampiric Link
Veiling Oddity
Vitaspore Thallid
Whitemane Lion
Wistful Thinking
At rate 1/220 (0.45%)
Aether Membrane
Ana Battlemage
Auramancer's Guise
Big Game Hunter
Blood Knight
Calciderm
Cautery Sliver
Circle of Affliction
Darkheart Sliver
Deadwood Treefolk
Dismal Failure
Dormant Sliver
Dunerider Outlaw
Enslave
Frenetic Sliver
Frozen Aether
Hammerheim Deadeye
Harmonize
Hedge Troll
Hunting Wilds
Jodah's Avenger
Kavu Predator
Keen Sense
Kor Dirge
Lavacore Elemental
Malach of the Dawn
Mantle of Leadership
Muck Drubb
Mycologist
Necrotic Sliver
Ovinize
Phantasmagorian
Pongify
Pouncing Wurm
Psychotrope Thallid
Pyrohemia
Rebuff the Wicked
Reckless Wurm
Riftmarked Knight
Riptide Pilferer
Rough
Saltblast
Serra's Boon
Shivan Meteor
Shrouded Lore
Sophic Centaur
Stonecloaker
Stormfront Riders
Sulfur Elemental
Tidewalker
Timebender
Timecrafting
Treacherous Urge
Venarian Glimmer
Waning Wurm
At rate 3/1000 (0.3%)
Aeon Chronicler
Akroma, Angel of Fury
Benalish Commander
Body Double
Boom
Braids, Conjurer Adept
Chronozoa
Crovax, Ascendant Hero
Damnation
Detritivore
Dichotomancy
Dust Elemental
Extirpate
Fatal Frenzy
Fungal Behemoth
Gaea's Anthem
Groundbreaker
Heroes Remembered
Imp's Mischief
Intet, the Dreamer
Jedit Ojanen of Efrava
Life and Limb
Magus of the Arena
Magus of the Bazaar
Magus of the Coffers
Magus of the Library
Magus of the Tabernacle
Mesa Enchantress
Mirri the Cursed
Molten Firebird
Null Profusion
Numot, the Devastator
Oros, the Avenger
Porphyry Nodes
Radha, Heir to Keld
Retether
Roiling Horror
Serendib Sorcerer
Serra Sphinx
Shivan Wumpus
Spellshift
Temporal Extortion
Teneb, the Harvester
Timbermare
Torchling
Urborg, Tomb of Yawgmoth
Voidstone Gargoyle
Volcano Hellion
Vorosh, the Hunter
Wild Pair