Aggressive Mammoth Araba Mothrider Autarch Mammoth Battle Mammoth Beacon Behemoth Befriending the Moths Behemoth Sledge Behemoth of Vault 0 Behemoth's Herald Benthic Behemoth Big Mother Mouser Blinkmoth Infusion Blinkmoth Nexus Blinkmoth Urn Blinkmoth Well Borderland Behemoth Brambleweft Behemoth Cliffrunner Behemoth Coliseum Behemoth Craterhoof Behemoth Deathless Behemoth Domesticated Mammoth (playtest) Dragon Broodmother Drownyard Behemoth Duskana, the Rage Mother Elesh Norn, Mother of Machines Eye of Yawgmoth Faerie Guidemother Faerie Guidemother Froghemoth Fungal Behemoth Gix, Yawgmoth Praetor Gix, Yawgmoth Praetor Goldenglow Moth Grandmother Ravi Sengir Grandmother Sengir Hawkeater Moth Hit the Mother Lode Honey Mammoth Hydaelyn, the Mothercrystal Imperial Moth Inkmoth Nexus Inversion Behemoth Ishkanah, Broodmother K'rrik, Son of Yawgmoth K'rrik, Son of Yawgmoth Kabuto Moth Kalonian Behemoth Kazandu Mammoth Kiora, Behemoth Beckoner Lazotep Behemoth Llanowar Behemoth Luminous Broodmoth Luminous Broodmoth Mammoth Bellow Mammoth Growth Mammoth Harness Mammoth Spider Mammoth Umbra Maze Behemoth Moonwing Moth Morkrut Behemoth Mothdust Changeling Mother Bear Mother Kangaroo Mother of Goons Mother of Runes Mothers Yamazaki (playtest) Mothrider Cavalry Mothrider Patrol Mothrider Samurai Mothwing Shroud

Y'shtola's second ability checks at the moment it would trigger to see if a player lost 4 or more life this turn
You can obtain the Espeon ex (4-Diamonds rarity) card by opening Wisdom of Sea and Sky: Lugia from Wisdom of Sea and Sky set
I also had a recent discussion about why some Limited players fail at Constructed, and this was also my reason that occurs
Between limited distribution and genuine playability, it remains one of the most expensive Stadium cards in the hobby