The only reliable way to know what a specific location has in stock without driving there is through in-store inventory monitoring
I would suggest that anyone who automates their buylist to TCGPlayer market price be cautious and diligent when reviewing buylist submissions, and flag cards whose value seems significantly out of place
Or the Soapnapper
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Adaptive Sporesinger Additive Evolution Alacrian Jaguar Ancient Adamantoise Animus of Predation Apothecary Stomper Appeal // Authority Awakened Skyclave Beacon Behemoth Bear with Set's Mechanic (playtest) Big Bertha Bighorner Rancher Bitterbow Sharpshooters Brambleguard Veteran Briarbridge Tracker Brushstrider Built Bear (playtest) Cemetery Prowler Chancellor of the Tangle Circle of Elders Cryptid Inspector Curious Altisaur Deepwood Denizen Diplomatic Relations Dire-Strain Brawler Dragon Sniper Earthbending Student Earthrumbler Elder Gargaroth Elfhame Wurm Embodiment of Insight Emeritus of Abundance End-Raze Forerunners Enduring Vitality Esika, God of the Tree Excavating Anurid Fangorn, Tree Shepherd Feasting Troll King First Responder Flycatcher Giraffid Galewind Moose Gamma Grotesque Gargos, Vicious Watcher Garruk's Warsteed Gatebreaker Ram Giant Beaver Glacier Godmaw Gnarled Grovestrider Gnarled Sage God-Eternal Rhonas Goldvein Hydra Gorm the Great Grabby Tabby Greenwood Sentinel Guardian of the Great Conduit Haldir, Lrien Lieutenant Harmonious Emergence Harold and Bob, First Numens Hercules, Prince of Power Heronblade Elite Hierophant Bio-Titan Hit-Monkey Honor Troll Honored Hierarch Howl of the Hunt Howling Galefang Hulkling, Burgeoning Bruiser Interplanar Brushwagg (playtest) Invoke the Ancients Jewel Thief Joraga Bard Kamahl's Will

As with cards like Reciprocate this ceases to be that useful in the late game as you often can't take that much of a life hit from the bigger dorks, much less so in fact in black than in white