Fun fog trick you should remember: if a fog mentions all attacking creatures, you can wait until the end of the combat step to cast those fogs since the creatures are still attacking
To explain this price tag, this copy of Vesuvan Doppelganger was graded a 9.5 by Beckett
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If you add another mana, there are plenty more effects
It can sweep up multiple artifacts and enchantments, but at a base level it clears all the pesky 0-mana artifact tokens from play for no extra investment
EDIT: After cinnaminhbun sold it I was able to buy it from the person he sold it to, so now that I have it in my possession, here a better picture than before: (Here a link to a side-by-side comparison with a Thick stamp.) One thing to note is that this non-Holo Thin stamp is not as Thin as a Thin Holo stamp