The best Magic: The Gathering pack is the Rivals of Ixalan booster box
Based on the latest market prices tracked on TCG Stacked, a foil copy of Cloud, Planet's Champion is worth about $2.38 USD
Mono-Black Cube | Abe Sargent Creatures A to M (89) 1 Abhorrent Overlord 1 Abyssal Persecutor 1 Archfiend of Depravity 1 Avatar of Woe 1 Baleful Force 1 Bane of the Living 1 Baron Sengir 1 Basilica Screecher 1 Big Game Hunter 1 Black Cat 1 Blood Artist 1 Blood Scrivener 1 Bloodghast 1 Bloodgift Demon 1 Bloodhusk Ritualist 1 Bloodsoaked Champion 1 Boneknitter 1 Butcher of Malakir 1 Cackling Fiend 1 Carnophage 1 Carrion Feeder 1 Cemetery Reaper 1 Chainer, Dementia Master 1 Coffin Queen 1 Corpse Connoisseur 1 Corpse Harvester 1 Corpse Traders 1 Crypt Ghast 1 Dauthi Horror 1 Dauthi Marauder 1 Dauthi Slayer 1 Death Baron 1 Deathgreeter 1 Deathmark Prelate 1 Demon of Death's Gate 1 Desecration Demon 1 Diregraf Ghoul 1 Disciple of Bolas 1 Disciple of Phenax 1 Doomed Necromancer 1 Drana, Kalastria Bloodchief 1 Dread 1 Duplicant 1 Erebos, God of the Dead 1 Extractor Demon 1 Falkenrath Noble 1 Fallen Angel 1 Filth 1 Flesh Carver 1 Fleshbag Marauder 1 Fog of Gnats 1 Gatekeeper of Malakir 1 Gempalm Polluter 1 Geralf's Messenger 1 Geth, Lord of the Vault 1 Ghoulcaller Gisa 1 Golgari Thug 1 Grave Titan 1 Graveborn Muse 1 Gravecrawler 1 Gravespawn Sovereign 1 Gray Merchant of Asphodel 1 Grim Haruspex 1 Guul Draz Assassin 1 Guul Draz Specter 1 Harvester of Souls 1 Haunted Cadaver 1 Hell's Caretaker 1 Hypnotic Specter 1 Indulgent Tormentor 1 Infernal Caretaker 1 Ink-Eyes, Servant of Oni 1 Kalastria Highborn 1 Keening Banshee 1 Kokusho, the Evening Star 1 Korlash, Heir to Blackblade 1 Krovikan Horror 1 Liliana's Reaver 1 Liliana's Shade 1 Liliana's Specter 1 Lord of the Undead 1 Maga, Traitor to Mortals 1 Magus of the Coffers 1 Massacre Wurm 1 Merciless Executioner 1 Mikaeus, the Unhallowed 1 Mindlash Sliver 1 Mirri the Cursed 1 Mortician Beetle Mono-Black Cube | Abe Sargent Creatures N to Z (74) 1 Nantuko Shade 1 Nezumi Graverobber 1 Nighthowler 1 Nightmare 1 Nightshade Seer 1 Nirkana Revenant 1 Ob Nixilis, the Fallen 1 Odylic Wraith 1 Ogre Slumlord 1 Overseer of the Damned 1 Pack Rat 1 Paragon of Open Graves 1 Pawn of Ulamog 1 Phyrexian Delver 1 Phyrexian Gargantua 1 Phyrexian Obliterator 1 Phyrexian Plaguelord 1 Phyrexian Rager 1 Plagued Rusalka 1 Pontiff of Blight 1 Puppeteer Clique 1 Purraj of Urborg 1 Putrid Imp 1 Qarsi High Priest 1 Rackling 1 Ravenous Rats 1 Repentant Vampire 1 Risen Executioner 1 Royal Assassin 1 Rune-Scarred Demon 1 Ruthless Ripper 1 Sadistic Hypnotist 1 Sangromancer 1 Scion of Darkness 1 Sengir Vampire 1 Sewer Nemesis 1 Shadowborn Demon 1 Sheoldred, Whispering One 1 Shimian Specter 1 Sidisi, Undead Vizier 1 Silent Specter 1 Silumgar Assassin 1 Skeletal Vampire 1 Skinrender 1 Smolder Initiate 1 Solemn Simulacrum 1 Sorceress Queen 1 Soul Collector 1 Soul of Innistrad 1 Soul of New Phyrexia 1 Spirit of the Night 1 Squelching Leeches 1 Steel Hellkite 1 Stillmoon Cavalier 1 Stinkweed Imp 1 Street Wraith 1 Thrull Parasite 1 Twisted Abomination 1 Undead Gladiator 1 Undead Warchief 1 Vampire Hexmage 1 Vampire Lacerator 1 Vampire Nighthawk 1 Veilborn Ghoul 1 Vengeful Pharaoh 1 Visara the Dreadful 1 Viscera Seer 1 Vulturous Aven 1 Will-o'-the-Wisp 1 Withered Wretch 1 Wurmcoil Engine 1 Xathrid Necromancer 1 Xiahou Dun, the One-Eyed 1 Zombie Master Mono-Black Cube | Abe Sargent Artifacts (57) 1 Armillary Sphere 1 Bargaining Table 1 Batterskull 1 Bonehoard 1 Caged Sun 1 Carnage Altar 1 Cauldron of Souls 1 Charcoal Diamond 1 Citanul Flute 1 Contagion Clasp 1 Crystal Ball 1 Cursed Scroll 1 Darksteel Plate 1 Dreamstone Hedron 1 Eldrazi Monument 1 Ensnaring Bridge 1 Everflowing Chalice 1 Expedition Map 1 Extraplanar Lens 1 Fool's Tome 1 Grafted Skullcap 1 Grim Monolith 1 Grimoire of the Dead 1 Jar of Eyeballs 1 Jayemdae Tome 1 Jet Medallion 1 Lashwrithe 1 Lightning Greaves 1 Loreseeker's Stone 1 Mind Stone 1 Mind's Eye 1 Nevinyrral's Disk 1 Nightmare Lash 1 Nihil Spellbomb 1 Nim Deathmantle 1 Obelisk of Urd 1 Oblivion Stone 1 Paupers' Cage 1 Perilous Vault 1 Phyrexian Processor 1 Phyrexian Totem 1 Scroll Rack 1 Sensei's Divining Top 1 Skullclamp 1 Sol Ring 1 Specter's Shroud 1 Staff of Domination 1 Staff of the Death Magus 1 Strata Scythe 1 Swiftfoot Boots 1 Sword of Feast and Famine 1 Sword of Light and Shadow 1 Sword of Venegance 1 Tawnos's Coffin 1 The Rack 1 Umezawa's Jitte 1 Wheel of Torture Mono-Black Cube | Abe Sargent Instant and Sorceries (78) 1 All Hallow's Eve 1 Ambition's Cost 1 Ancient Craving 1 Barter in Blood 1 Beseech the Queen 1 Bitter Revelation 1 Black Sun's Zenith 1 Buried Alive 1 Cabal Ritual 1 Chainer's Edict 1 Consume Spirit 1 Corrupt 1 Crux of Fate 1 Crypt Incursion 1 Damnable Pact 1 Damnation 1 Dark Betrayal 1 Dark Ritual 1 Dead Drop 1 Decree of Pain 1 Demonic Tutor 1 Despise 1 Diabolic Tutor 1 Distress 1 Drain Life 1 Dread Return 1 Drown in Sorrow 1 Duress 1 Empty the Pits 1 Entomb 1 Exsanguinate 1 Eyeblight's Ending 1 Fated Return 1 Ghastly Conscription 1 Gild 1 Grim Harvest 1 Grim Return 1 Hero's Downfall 1 Hymn to Tourach 1 Life's Finale 1 Living Death 1 Mind Sludge 1 Mind Twist 1 Murder 1 Murderous Cut 1 Mutilate 1 Necrologia 1 Necromantic Selection 1 Nightmare Incursion 1 Persecute 1 Pox 1 Promise of Power 1 Reanimate 1 Rend Flesh 1 Reprocess 1 Rescue from the Underworld 1 Rise from the Grave 1 Rite of Consumption 1 Sever the Bloodline 1 Silence the Believers 1 Sinkhole 1 Smallpox 1 Spoils of Blood 1 Spread the Sickness 1 Sudden Death 1 Sudden Spoiling 1 Syphon Mind 1 Tasigur's Cruelty 1 Tempt with Immortality 1 Tendrils of Corruption 1 Thoughtseize 1 Treacherous Urge 1 Twilight's Call 1 Ultimate Price 1 Undying Evil 1 Urborg Justice 1 Vampiric Tutor 1 Victimize Mono-Black Cube | Abe Sargent Enchantments (37) 1 Animate Dead 1 Black Market 1 Bloodchief Ascension 1 Call to the Grave 1 Dark Prophecy 1 Dictate of Erebos 1 Enslave 1 Fallen Ideal 1 Font of Return 1 Gate to Phyrexia 1 Genju of the Fens 1 Grave Pact 1 Hecatomb 1 Honden of Night's Reach 1 Infernal Tribute 1 Larceny 1 Liliana's Caress 1 Malevolent Awakening 1 Megrim 1 Mind Slash 1 Necromancy 1 Necropotence 1 No Mercy 1 Oubliette 1 Oversold Cemetery 1 Palace Siege 1 Pestilence 1 Phyrexian Arena 1 Phyrexian Reclamation 1 Quag Sickness 1 Recurring Nightmare 1 Strands of Night 1 Tortured Existence 1 Underworld Connections 1 Underworld Dreams 1 Waste Not 1 Whip of Erebos Mono-Black Cube | Abe Sargent Planeswalkers (6) 1 Karn Liberated 1 Liliana of the Dark Realms 1 Liliana of the Veil 1 Liliana Vess 1 Ob Nixilis of the Black Oath 1 Sorin Markov Lands (27) 1 Barren Moor 1 Bojuka Bog 1 Cabal Coffers 1 Cavern of Souls 1 Crypt of Agadeem 1 Deserted Temple 1 High Market 1 Leechridden Swamp 1 Maze of Ith 1 Mikokoro, Center of the Sea 1 Miren, the Moaning Well 1 Myriad Landscape 1 Mystifying Maze 1 Nykthos, Shrine to Nyx 1 Phyrexian Tower 1 Polluted Mire 1 Reliquary Tower 1 Rogue's Passage 1 Spawning Pool 1 Strip Mine 1 Temple of the False God 1 Unholy Grotto 1 Urborg, Tomb of Yawgmoth 1 Urza's Factory 1 Vesuva 1 Volrath's Stronghold 1 Winding Canyons Enjoy!
Invasion of Innistrad C-Tier: Invasion of Innistrad is a puzzling battle
Oathsworn Knight I have always thought highly of this 3-mana creature and I think with its two devotion count for three mana, could see some play in a mono-black devotion deck
