pokemon swellow card Cards & Artwork Colorless Colorless Quick Attack (20+) Flip a coin Swellow 72/108 - Roaring Skies

But the thing that makes Birthing Pod effects powerful is that they work up a mana value chain towards progressively stronger creatures

Both also have an evasive ability in flying or trample, and both have an additional ability

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decks 21.9K decks Rip Apart 6.2%inclusion 4%synergy 1.37K decks 21.9K decks Urza's Ruinous Blast 6.1%inclusion 4%synergy 1.33K decks 21.9K decks Time Wipe 6.0%inclusion 2%synergy 1.33K decks 21.9K decks Reborn Hope 6.0%inclusion 4%synergy 1.32K decks 21.9K decks Arwen's Gift 5.7%inclusion 4%synergy 1.25K decks 21.9K decks Lrien Revealed 5.6%inclusion 3%synergy 1.22K decks 21.9K decks Utility Artifacts Horn of Gondor 31%inclusion 21%synergy 6.74K decks 21.9K decks Swiftfoot Boots 23%inclusion 9%synergy 4.96K decks 21.9K decks Mithril Coat 21%inclusion 13%synergy 4.59K decks 21.9K decks Lightning Greaves 20%inclusion 4%synergy 4.38K decks 21.9K decks Skullclamp 17%inclusion 11%synergy 3.80K decks 21.9K decks Doors of Durin 16%inclusion 11%synergy 3.60K decks 21.9K decks Andril, Narsil Reforged 14%inclusion 9%synergy 3K decks 21.9K decks Crown of Gondor 13%inclusion 9%synergy 2.94K decks 21.9K decks Andril, Flame of the West 12%inclusion 8%synergy 2.69K decks 21.9K decks Herald's Horn 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13%inclusion 6%synergy 2.77K decks 21.9K decks War of the Last Alliance 12%inclusion 8%synergy 2.69K decks 21.9K decks Dawn of a New Age 12%inclusion 8%synergy 2.67K decks 21.9K decks Shared Animosity 11%inclusion 7%synergy 2.43K decks 21.9K decks Frostcliff Siege 10%inclusion 6%synergy 1.60K decks 16.4K decks Jeskai Ascendancy 8.9%inclusion 3%synergy 1.96K decks 21.9K decks Mirari's Wake 8.8%inclusion 3%synergy 1.94K decks 21.9K decks Kindred Discovery 7.4%inclusion 4%synergy 1.63K decks 21.9K decks Mystic Remora 7.1%inclusion -6%synergy 1.56K decks 21.9K decks Shield of the Oversoul 6.4%inclusion 4%synergy 1.39K decks 21.9K decks Oath of Eorl 6.2%inclusion 4%synergy 1.35K decks 21.9K decks Mana Cannons 6.1%inclusion 4%synergy 1.35K decks 21.9K decks Garruk's Uprising 6.0%inclusion 1%synergy 1.32K decks 21.9K decks Impact Tremors 5.7%inclusion 2%synergy 1.26K decks 21.9K decks Bard Class 5.3%inclusion 3%synergy 1.17K decks 21.9K decks Cathars' Crusade 5.3%inclusion 3%synergy 1.17K decks 21.9K decks Utility Lands Minas Tirith 35%inclusion 24%synergy 7.78K decks 21.9K decks Great Hall of the Citadel 31%inclusion 20%synergy 6.77K decks 21.9K decks Rivendell 27%inclusion 18%synergy 5.97K decks 21.9K decks Mines of Moria 20%inclusion 13%synergy 4.35K decks 21.9K decks The Shire 19%inclusion 13%synergy 4.21K decks 21.9K decks Reliquary Tower 16%inclusion -14%synergy 3.59K decks 21.9K decks Rogue's Passage 15%inclusion 7%synergy 3.28K decks 21.9K decks Yavimaya, Cradle of Growth 13%inclusion -5%synergy 2.77K decks 21.9K decks Boseiju, Who Endures 11%inclusion -8%synergy 2.39K decks 21.9K decks Otawara, Soaring City 7.9%inclusion -5%synergy 1.74K decks 21.9K decks Castle Ardenvale 7.7%inclusion 5%synergy 1.69K decks 21.9K decks Three Tree City 7.5%inclusion 4%synergy 1.64K decks 21.9K decks Shinka, the Bloodsoaked Keep 6.4%inclusion 4%synergy 1.40K decks 21.9K decks Mana Artifacts Arcane Signet 79%inclusion 11%synergy 17.4K decks 21.9K decks Sol Ring 73%inclusion 0%synergy 16K decks 21.9K decks Chromatic Lantern 46%inclusion 11%synergy 10.1K decks 21.9K decks Fellwar Stone 26%inclusion 6%synergy 5.65K decks 21.9K decks Commander's Sphere 18%inclusion 8%synergy 3.90K decks 21.9K decks Relic of Legends 12%inclusion 7%synergy 2.65K decks 21.9K decks Talisman of Progress 10%inclusion 3%synergy 2.25K decks 21.9K decks Tome of the Guildpact 10%inclusion 6%synergy 2.19K decks 21.9K decks Talisman of Conviction 10%inclusion 4%synergy 2.16K decks 21.9K decks Inherited Envelope 6.8%inclusion 5%synergy 1.49K decks 21.9K decks Thought Vessel 6.6%inclusion -6%synergy 1.46K decks 21.9K decks Phial of Galadriel 6.0%inclusion 4%synergy 1.32K decks 21.9K decks Talisman of Curiosity 5.3%inclusion -1%synergy 1.16K decks 21.9K decks Talisman of Creativity 5.1%inclusion -0%synergy 1.12K decks 21.9K decks Patchwork Banner 5.1%inclusion 3%synergy 1.12K decks 21.9K decks Lands Command Tower 91%inclusion 1%synergy 20.1K decks 21.9K decks Forest 91%inclusion 2%synergy 20K decks 21.9K decks Island 91%inclusion 3%synergy 20K decks 21.9K decks Plains 90%inclusion 3%synergy 19.8K decks 21.9K decks Mountain 89%inclusion 3%synergy 19.5K decks 21.9K decks Exotic Orchard 71%inclusion 9%synergy 15.5K decks 21.9K decks Path of Ancestry 51%inclusion 21%synergy 11.2K decks 21.9K decks Breeding Pool 39%inclusion -6%synergy 8.58K decks 21.9K decks Temple Garden 39%inclusion -4%synergy 8.45K decks 21.9K decks Stomping Ground 38%inclusion -4%synergy 8.43K decks 21.9K decks Hallowed Fountain 38%inclusion -3%synergy 8.39K decks 21.9K decks Sacred Foundry 35%inclusion -1%synergy 7.68K decks 21.9K decks Steam Vents 35%inclusion -3%synergy 7.59K decks 21.9K decks Spara's Headquarters 34%inclusion 1%synergy 7.40K decks 21.9K decks Ketria Triome 33%inclusion -1%synergy 7.27K decks 21.9K decks Jetmir's Garden 33%inclusion 2%synergy 7.24K decks 21.9K decks Prairie Stream 32%inclusion 9%synergy 7K decks 21.9K decks Rejuvenating Springs 31%inclusion 7%synergy 6.91K decks 21.9K decks Canopy Vista 31%inclusion 6%synergy 6.70K decks 21.9K decks Windswept Heath 30%inclusion -10%synergy 6.62K decks 21.9K decks Raugrin Triome 30%inclusion 0%synergy 6.48K decks 21.9K decks Evolving Wilds 29%inclusion -2%synergy 6.44K decks 21.9K decks Flooded Strand 29%inclusion -9%synergy 6.37K decks 21.9K decks Clifftop Retreat 28%inclusion 13%synergy 6.14K decks 21.9K decks Wooded Foothills 27%inclusion -10%synergy 5.95K decks 21.9K decks Misty Rainforest 27%inclusion -11%synergy 5.92K decks 21.9K decks Mystic Monastery 26%inclusion 6%synergy 5.81K decks 21.9K decks Jungle Shrine 26%inclusion 7%synergy 5.81K decks 21.9K decks Frontier Bivouac 26%inclusion 5%synergy 5.76K decks 21.9K decks Arid Mesa 25%inclusion -9%synergy 5.58K decks 21.9K decks Glacial Fortress 25%inclusion 9%synergy 5.53K decks 21.9K decks Seaside Citadel 24%inclusion 4%synergy 5.37K decks 21.9K decks Sulfur Falls 24%inclusion 10%synergy 5.36K decks 21.9K decks Scalding Tarn 24%inclusion -10%synergy 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14%inclusion 7%synergy 3.13K decks 21.9K decks

Right now, the only source we have for the full drop is a comment from James Parrinello on Alex Santiagos post