Despite not being part of any playable set, its prototype nature has made it a crown jewel for collectors who care about the behind-the-scenes evolution of the franchise
Never insert a raw card into a hard case always use an inner sleeve first
[spoiler=Tarragon Emerald Woods] Level 8/Wyrm-Type/EARTH/Fusion/ Atk 1700/ Def 3000 3 "Tarragon" monsters Must first be Fusion Summoned
Masters 25 is almost exactly the same, with foils and high-end mythics being the Masterpieces , which means if you are cracking box after box, the value is reasonable at the moment, but you shouldn't take this expected-value number to mean that your one box will post a positive result, since the variance of the set is so high
No tutors, no problematic cards, and stuff like Thassas Oracle, while game-winning, are not meant to stay in the deck
What makes this card even more special is that it's a Blue Viper parallel, a one-of-a-kind card that can't be found anywhere else