It examines curves, lines, structure, shading, and depth to understand the full form of the object before generating the 3D model
Likewise, it also works really well in counters decks (like my Hamza, Guardian of Arashin deck), as the cost to prevent your draw will increase as Esper Sentinel gets bigger and bigger, easily making it more costly to pay for than even Rhystic Study
This card was originally given to winners of promo contests held by Japanese magazine CoroCoro Comic in the late 90s
As such, Green Eldrazi is difficult to beat, and it takes a lot more than tossing in a couple of sideboard cards to have a good matchup against it
We back them up with artifact removal like Braided Net, Perilous Snare, White Auracite, and Spring-Loaded Sawblades