It can be due to their: Usefulness in gameplay
Jack was present while Team Ragnarok explained to Team 5D's how they obtained the Aesir monsters
14%inclusion 13%synergy 8 decks 59 decks Villainous Hideout 13%inclusion 12%synergy 7 decks 54 decks Inside Information 13%inclusion 12%synergy 1 decks 8 decks Cosmic Cube 11%inclusion 9%synergy 6 decks 54 decks High Synergy Cards Archfiend of Ifnir 21%inclusion 21%synergy 58 decks 274 decks Faithless Looting 16%inclusion 15%synergy 45 decks 274 decks Oliphaunt 14%inclusion 14%synergy 39 decks 274 decks Generous Ent 14%inclusion 14%synergy 39 decks 274 decks Troll of Khazad-dm 14%inclusion 14%synergy 38 decks 274 decks Living Death 15%inclusion 13%synergy 41 decks 274 decks Angel of the Ruins 14%inclusion 13%synergy 37 decks 274 decks Street Wraith 12%inclusion 12%synergy 34 decks 274 decks Norman Osborn 12%inclusion 12%synergy 17 decks 137 decks Eagles of the North 12%inclusion 12%synergy 32 decks 274 decks Top Cards Swords to Plowshares 24%inclusion -15%synergy 65 decks 274 decks Farseek 24%inclusion -19%synergy 65 decks 274 decks Birds of Paradise 22%inclusion -3%synergy 60 decks 274 decks Rhystic Study 20%inclusion 1%synergy 55 decks 274 decks Cultivate 17%inclusion -18%synergy 47 decks 274 decks Smothering Tithe 17%inclusion -1%synergy 46 decks 274 decks Counterspell 16%inclusion -7%synergy 45 decks 274 decks Faeburrow Elder 16%inclusion -4%synergy 44 decks 274 decks Mystic Remora 15%inclusion 5%synergy 42 decks 274 decks Assassin's Trophy 15%inclusion 1%synergy 41 decks 274 decks Game Changers Demonic Tutor 24%inclusion 6%synergy 65 decks 274 decks Enlightened Tutor 18%inclusion 5%synergy 49 decks 274 decks Vampiric Tutor 17%inclusion 4%synergy 47 decks 274 decks Ancient Tomb 14%inclusion 5%synergy 39 decks 274 decks Mystical Tutor 13%inclusion 8%synergy 36 decks 274 decks Mana Vault 12%inclusion 5%synergy 32 decks 274 decks Force of Will 11%inclusion 5%synergy 29 decks 274 decks Underworld Breach 7.7%inclusion 4%synergy 21 decks 274 decks Lion's Eye Diamond 7.3%inclusion 5%synergy 20 decks 274 decks Intuition 6.6%inclusion 5%synergy 18 decks 274 decks Creatures Bloom Tender 15%inclusion -4%synergy 41 decks 274 decks Esper Sentinel 12%inclusion 4%synergy 33 decks 274 decks Ignoble Hierarch 11%inclusion 1%synergy 31 decks 274 decks Ultron, Artificial Malevolence 11%inclusion 10%synergy 6 decks 56 decks Curator of Mysteries 10%inclusion 10%synergy 28 decks 274 decks Dryad of the Ilysian Grove 10%inclusion -2%synergy 28 decks 274 decks Loki, the Deceiver 10%inclusion 9%synergy 6 decks 59 decks Iron Monger, Sadistic Tycoon 10%inclusion 10%synergy 5 decks 50 decks The Balrog of Moria 10%inclusion 10%synergy 27 decks 274 decks Zirda, the Dawnwaker 10%inclusion 8%synergy 27 decks 274 decks Titanoth Rex 9.5%inclusion 9%synergy 26 decks 274 decks Colossal Skyturtle 9.5%inclusion 8%synergy 26 decks 274 decks Crossbones, Malicious Mercenary 9.3%inclusion 9%synergy 5 decks 54 decks Taskmaster, Mercenary Mimic 9.3%inclusion 8%synergy 5 decks 54 decks Baron Strucker, HYDRA Overlord 9.3%inclusion 8%synergy 5 decks 54 decks Deathrite Shaman 9.1%inclusion 4%synergy 25 decks 274 decks Rielle, the Everwise 8.8%inclusion 9%synergy 24 decks 274 decks Doctor Doom 8.5%inclusion 8%synergy 10 decks 117 decks Leader, Super-Genius 8.5%inclusion 8%synergy 5 decks 59 decks Madame Hydra 8.5%inclusion 8%synergy 5 decks 59 decks Krosan Tusker 8.4%inclusion 8%synergy 23 decks 274 decks Nimble Obstructionist 8.4%inclusion 8%synergy 23 decks 274 decks Imposing Vantasaur 8.0%inclusion 8%synergy 22 decks 274 decks Ruin Grinder 8.0%inclusion 8%synergy 22 decks 274 decks Rampaging War Mammoth 8.0%inclusion 8%synergy 22 decks 274 decks General Ferrous Rokiric 8.0%inclusion 5%synergy 22 decks 274 decks The Frightful Four 8.0%inclusion 8%synergy 4 decks 50 decks The Squadron Sinister 8.0%inclusion 7%synergy 4 decks 50 decks Ultron, Unlimited 8.0%inclusion 7%synergy 4 decks 50 decks Marauding Brinefang 7.7%inclusion 8%synergy 21 decks 274 decks Bone Miser 7.7%inclusion 8%synergy 21 decks 274 decks Shefet Monitor 7.7%inclusion 8%synergy 21 decks 274 decks Thassa's Oracle 7.7%inclusion 4%synergy 21 decks 274 decks Lorehold, the Historian 7.5%inclusion 6%synergy 8 decks 106 decks Ultron the Annihilator 7.4%inclusion 7%synergy 4 decks 54 decks Citizen V, Helmut Zemo 7.4%inclusion 7%synergy 4 decks 54 decks Loki, Lord of Misrule 7.4%inclusion 7%synergy 4 decks 54 decks Ares, God of War 7.4%inclusion 7%synergy 4 decks 54 decks Horror of the Broken Lands 7.3%inclusion 7%synergy 20 decks 274 decks Striped Riverwinder 7.3%inclusion 7%synergy 20 decks 274 decks Greater Sandwurm 7.3%inclusion 7%synergy 20 decks 274 decks Timeless Dragon 7.3%inclusion 7%synergy 20 decks 274 decks Anger 7.3%inclusion 6%synergy 20 decks 274 decks Eternal Witness 7.3%inclusion 4%synergy 20 decks 274 decks Noble Hierarch 7.3%inclusion -2%synergy 20 decks 274 decks Hexing Squelcher 7.2%inclusion 4%synergy 8 decks 111 decks Sanctum Weaver 6.9%inclusion -3%synergy 19 decks 274 decks Kang, Temporal Tyrant 6.8%inclusion 6%synergy 4 decks 59 decks Exhibition Tidecaller 6.7%inclusion 6%synergy 6 decks 89 decks Monstrosity of the Lake 6.6%inclusion 7%synergy 18 decks 274 decks Instants An Offer You Can't Refuse 14%inclusion 3%synergy 39 decks 274 decks Frantic Search 13%inclusion 11%synergy 36 decks 274 decks Dark Ritual 13%inclusion 7%synergy 36 decks 274 decks Growth Spiral 13%inclusion 4%synergy 36 decks 274 decks Heroic Intervention 13%inclusion -10%synergy 35 decks 274 decks Cyclonic Rift 12%inclusion -2%synergy 34 decks 274 decks Izzet Charm 11%inclusion 10%synergy 31 decks 274 decks Swan Song 11%inclusion 1%synergy 31 decks 274 decks Path to Exile 11%inclusion -18%synergy 31 decks 274 decks Dovin's Veto 11%inclusion 4%synergy 29 decks 274 decks Anguished Unmaking 11%inclusion 3%synergy 29 decks 274 decks Fierce Guardianship 11%inclusion -1%synergy 29 decks 274 decks Prismari Command 10%inclusion 10%synergy 28 decks 274 decks Entomb 10%inclusion 8%synergy 27 decks 274 decks Eureka Moment 9.5%inclusion 8%synergy 26 decks 274 decks Flusterstorm 9.5%inclusion 5%synergy 26 decks 274 decks Deflecting Swat 9.5%inclusion -1%synergy 26 decks 274 decks Traumatic Critique 9.3%inclusion 9%synergy 8 decks 86 decks Auroral Procession 9.1%inclusion 8%synergy 15 decks 164 decks Faithful Mending 9.1%inclusion 9%synergy 25 decks 274 decks Mana Drain 8.8%inclusion 0%synergy 24 decks 274 decks Planar Genesis 8.4%inclusion 5%synergy 23 decks 274 decks Despark 8.4%inclusion 5%synergy 23 decks 274 decks Pact of Negation 8.4%inclusion 4%synergy 23 decks 274 decks Eladamri's Call 8.4%inclusion 3%synergy 23 decks 274 decks Flashback 8.1%inclusion 7%synergy 7 decks 86 decks Boros Charm 8.0%inclusion 3%synergy 22 decks 274 decks Silence 8.0%inclusion 2%synergy 22 decks 274 decks Teferi's Protection 8.0%inclusion -6%synergy 22 decks 274 decks Manamorphose 7.7%inclusion 6%synergy 21 decks 274 decks Mental Misstep 6.9%inclusion 3%synergy 19 decks 274 decks Noxious Revival 6.6%inclusion 5%synergy 18 decks 274 decks Worldly Tutor 6.6%inclusion -2%synergy 18 decks 274 decks Violent Outburst 6.2%inclusion 6%synergy 17 decks 274 decks Brain Freeze 6.2%inclusion 4%synergy 17 decks 274 decks Demonic Consultation 6.2%inclusion 3%synergy 17 decks 274 decks Force of Negation 6.2%inclusion 3%synergy 17 decks 274 decks Brainstorm 6.2%inclusion 1%synergy 17 decks 274 decks Beast Within 6.2%inclusion -5%synergy 17 decks 274 decks Ancient Excavation 5.8%inclusion 6%synergy 16 decks 274 decks Rakdos Charm 5.8%inclusion 4%synergy 16 decks 274 decks Tainted Pact 5.8%inclusion 3%synergy 16 decks 274 decks Terminate 5.8%inclusion 2%synergy 16 decks 274 decks Perplex 5.5%inclusion 5%synergy 15 decks 274 decks Cosmic Rebirth 5.5%inclusion 5%synergy 15 decks 274 decks Inkshield 5.5%inclusion 4%synergy 15 decks 274 decks Neutralize 5.1%inclusion 5%synergy 14 decks 274 decks Thrill of Possibility 5.1%inclusion 4%synergy 14 decks 274 decks Veil of Summer 5.1%inclusion 2%synergy 14 decks 274 decks Ephemerate 5.1%inclusion 2%synergy 14 decks 274 decks Sorceries Reanimate 14%inclusion 10%synergy 39 decks 274 decks Nature's Lore 14%inclusion -12%synergy 38 decks 274 decks Three Visits 13%inclusion -9%synergy 36 decks 274 decks Living End 11%inclusion 11%synergy 31 decks 274 decks Windfall 11%inclusion 9%synergy 30 decks 274 decks Buried Alive 11%inclusion 10%synergy 29 decks 274 decks Bring to Light 10%inclusion 7%synergy 28 decks 274 decks Rampant Growth 10%inclusion -9%synergy 27 decks 274 decks Farewell 9.5%inclusion 3%synergy 26 decks 274 decks Kodama's Reach 9.5%inclusion -12%synergy 26 decks 274 decks Culling Ritual 8.4%inclusion 6%synergy 23 decks 274 decks Careful Study 8.0%inclusion 8%synergy 22 decks 274 decks Imperial Seal 8.0%inclusion 4%synergy 22 decks 274 decks Grim Tutor 7.3%inclusion 5%synergy 20 decks 274 decks Gamble 7.3%inclusion 4%synergy 20 decks 274 decks Eerie Ultimatum 7.3%inclusion 1%synergy 20 decks 274 decks Wheel of Fortune 6.9%inclusion 5%synergy 19 decks 274 decks Diabolic Tutor 6.9%inclusion 4%synergy 19 decks 274 decks Lrien Revealed 6.6%inclusion 6%synergy 18 decks 274 decks Supreme Verdict 6.6%inclusion 3%synergy 18 decks 274 decks Skyshroud Claim 6.6%inclusion -1%synergy 18 decks 274 decks Rise of the Dark Realms 6.2%inclusion 5%synergy 17 decks 274 decks Sevinne's Reclamation 6.2%inclusion 3%synergy 17 decks 274 decks Toxic Deluge 6.2%inclusion 3%synergy 17 decks 274 decks Blasphemous Act 6.2%inclusion -8%synergy 17 decks 274 decks Expressive Iteration 5.8%inclusion 5%synergy 16 decks 274 decks Idyllic Tutor 5.8%inclusion 2%synergy 16 decks 274 decks Demonic Dread 5.5%inclusion 5%synergy 15 decks 274 decks Victimize 5.5%inclusion 4%synergy 15 decks 274 decks Life from the Loam 5.1%inclusion 4%synergy 14 decks 274 decks Time Wipe 5.1%inclusion 3%synergy 14 decks 274 decks Circuitous Route 5.1%inclusion 1%synergy 14 decks 274 decks Utility Artifacts Monument to Endurance 11%inclusion 11%synergy 20 decks 176 decks Lightning Greaves 9.1%inclusion -7%synergy 25 decks 274 decks Swiftfoot Boots 8.8%inclusion -4%synergy 24 decks 274 decks The One Ring 8.0%inclusion 0%synergy 22 decks 274 decks Fluctuator 7.3%inclusion 7%synergy 20 decks 274 decks Currency Converter 6.9%inclusion 7%synergy 19 decks 274 decks Cauldron of Essence 6.1%inclusion 5%synergy 5 decks 82 decks Enchantments Animate Dead 10%inclusion 8%synergy 27 decks 274 decks Cool but Rude 9.3%inclusion 9%synergy 10 decks 107 decks Astral Drift 9.1%inclusion 9%synergy 25 decks 274 decks Wilderness Reclamation 8.0%inclusion 5%synergy 22 decks 274 decks Archnemesis 8.0%inclusion 8%synergy 4 decks 50 decks Sterling Grove 7.7%inclusion 0%synergy 21 decks 274 decks Leyline of the Guildpact 7.3%inclusion -7%synergy 20 decks 274 decks Construct a Cosmic Cube 6.8%inclusion 6%synergy 4 decks 59 decks Propaganda 6.6%inclusion -1%synergy 18 decks 274 decks Necromancy 6.2%inclusion 5%synergy 17 decks 274 decks Crescent Island Temple 6.2%inclusion 2%synergy 8 decks 130 decks Northern Air Temple 6.2%inclusion 2%synergy 8 decks 130 decks The Spirit Oasis 6.2%inclusion 2%synergy 8 decks 130 decks Shark Typhoon 5.8%inclusion 5%synergy 16 decks 274 decks Spelunking 5.8%inclusion 2%synergy 16 decks 274 decks Southern Air Temple 5.7%inclusion 2%synergy 8 decks 140 decks Astral Slide 5.5%inclusion 5%synergy 15 decks 274 decks Carpet of Flowers 5.5%inclusion 3%synergy 15 decks 274 decks Sanctum of All 5.5%inclusion 1%synergy 15 decks 274 decks Mirari's Wake 5.5%inclusion -2%synergy 15 decks 274 decks Shadow of the Goblin 5.1%inclusion 5%synergy 7 decks 137 decks Honden of Seeing Winds 5.1%inclusion 1%synergy 14 decks 274 decks Sanctum of Calm Waters 5.1%inclusion 1%synergy 14 decks 274 decks Sanctum of Stone Fangs 5.1%inclusion 1%synergy 14 decks 274 decks Sanctum of Fruitful Harvest 5.1%inclusion 1%synergy 14 decks 274 decks Utility Lands Reliquary Tower 18%inclusion -8%synergy 48 decks 274 decks Boseiju, Who Endures 17%inclusion 6%synergy 47 decks 274 decks Otawara, Soaring City 15%inclusion 8%synergy 40 decks 274 decks Yavimaya, Cradle of Growth 10%inclusion 0%synergy 27 decks 274 decks Urborg, Tomb of Yawgmoth 9.5%inclusion 3%synergy 26 decks 274 decks Cascading Cataracts 8.4%inclusion -7%synergy 23 decks 274 decks Bojuka Bog 6.9%inclusion 3%synergy 19 decks 274 decks Urza's Saga 6.9%inclusion 3%synergy 19 decks 274 decks Takenuma, Abandoned Mire 5.8%inclusion 5%synergy 16 decks 274 decks Hall of Heliod's Generosity 5.8%inclusion -1%synergy 16 decks 274 decks Mana Artifacts Arcane Signet 60%inclusion -16%synergy 164 decks 274 decks Sol Ring 59%inclusion -20%synergy 163 decks 274 decks Chromatic Lantern 34%inclusion -17%synergy 92 decks 274 decks Fellwar Stone 23%inclusion -8%synergy 64 decks 274 decks Chrome Mox 11%inclusion 4%synergy 29 decks 274 decks Lotus Petal 10%inclusion 3%synergy 27 decks 274 decks Commander's Sphere 10%inclusion -5%synergy 27 decks 274 decks Mox Diamond 9.5%inclusion 4%synergy 26 decks 274 decks The Soul Stone 8.5%inclusion 6%synergy 12 decks 142 decks Mox Opal 7.3%inclusion 3%synergy 20 decks 274 decks Resonating Lute 7.0%inclusion 6%synergy 6 decks 86 decks Thought Vessel 5.8%inclusion -1%synergy 16 decks 274 decks Timeless Lotus 5.8%inclusion -5%synergy 16 decks 274 decks Chromatic Orrery 5.5%inclusion -3%synergy 15 decks 274 decks Lands Command Tower 84%inclusion -5%synergy 229 decks 274 decks Exotic Orchard 56%inclusion -8%synergy 153 decks 274 decks Misty Rainforest 31%inclusion 4%synergy 84 decks 274 decks Verdant Catacombs 29%inclusion 4%synergy 80 decks 274 decks Windswept Heath 29%inclusion 1%synergy 79 decks 274 decks Overgrown Tomb 29%inclusion -0%synergy 79 decks 274 decks Marsh Flats 28%inclusion 6%synergy 76 decks 274 decks Scalding Tarn 28%inclusion 6%synergy 76 decks 274 decks Stomping Ground 28%inclusion -2%synergy 76 decks 274 decks Flooded Strand 27%inclusion 3%synergy 75 decks 274 decks Arid Mesa 27%inclusion 6%synergy 74 decks 274 decks Polluted Delta 27%inclusion 4%synergy 74 decks 274 decks Breeding Pool 27%inclusion -4%synergy 74 decks 274 decks Bloodstained Mire 27%inclusion 5%synergy 73 decks 274 decks Watery Grave 27%inclusion 3%synergy 73 decks 274 decks Godless Shrine 27%inclusion 2%synergy 73 decks 274 decks Temple Garden 26%inclusion -3%synergy 72 decks 274 decks Blood Crypt 26%inclusion 4%synergy 70 decks 274 decks Steam Vents 26%inclusion 1%synergy 70 decks 274 decks Hallowed Fountain 26%inclusion -1%synergy 70 decks 274 decks Wooded Foothills 25%inclusion -1%synergy 69 decks 274 decks Mana Confluence 25%inclusion 6%synergy 68 decks 274 decks City of Brass 24%inclusion 2%synergy 66 decks 274 decks The World Tree 24%inclusion -2%synergy 66 decks 274 decks Path of Ancestry 24%inclusion -21%synergy 65 decks 274 decks Indatha Triome 22%inclusion 1%synergy 60 decks 274 decks Ketria Triome 22%inclusion -2%synergy 59 decks 274 decks Zagoth Triome 21%inclusion 1%synergy 58 decks 274 decks Sacred Foundry 21%inclusion -3%synergy 57 decks 274 decks Spara's Headquarters 20%inclusion 1%synergy 55 decks 274 decks Raugrin Triome 20%inclusion 4%synergy 54 decks 274 decks Xander's Lounge 19%inclusion 8%synergy 52 decks 274 decks Raffine's Tower 19%inclusion 7%synergy 51 decks 274 decks Ziatora's Proving Ground 19%inclusion 2%synergy 51 decks 274 decks Savai Triome 18%inclusion 3%synergy 49 decks 274 decks Tundra 18%inclusion 5%synergy 48 decks 274 decks Bayou 17%inclusion 4%synergy 47 decks 274 decks Jetmir's Garden 17%inclusion -1%synergy 47 decks 274 decks Underground Sea 17%inclusion 5%synergy 46 decks 274 decks Tropical Island 17%inclusion 4%synergy 46 decks 274 decks Scrubland 16%inclusion 5%synergy 45 decks 274 decks Savannah 15%inclusion 3%synergy 42 decks 274 decks Volcanic Island 15%inclusion 3%synergy 41 decks 274 decks Reflecting Pool 15%inclusion -2%synergy 41 decks 274 decks Badlands 15%inclusion 4%synergy 40 decks 274 decks Taiga 15%inclusion 2%synergy 40 decks 274 decks Evolving Wilds 14%inclusion -6%synergy 39 decks 274 decks Plateau 13%inclusion 2%synergy 36 decks 274 decks Frontier Bivouac 13%inclusion -5%synergy 35 decks 274 decks Forbidden Orchard 12%inclusion 5%synergy 33 decks 274 decks
If you choose not to bargain the spell, that ability simply doesn't trigger
