Killer Cosplay features an acorn security stamp as a rare, and Saw in Half features the typical oval security stamp
Structure Deck: Legend of the Crystal Beasts 2022-06-25 Cards in the "Crystal Beast, Advanced Crystal Beast" category included in "Structure Deck: Legend of the Crystal Beasts"
Here's how the deck looks with the upgrades added: Further Upgrades There's a bunch of heavy-hitter Phyrexians you can toss in the top-end: Elesh Norn, Mother of Machines and Mondrak, Glory Dominus both double the amount of tokens you're incubating with Brimaz which is super sweet, Elesh Norn is a great anthem for incubation, plus there's Sheoldred, Sheoldred, Whispering One, Sheoldred, the Apocalypse (lots of Sheoldreds!),Wurmcoil Engine, Skithiryx, the Blight Dragon
If youve been thinking of diving into Historic yourself, heres a quick guide to get you started
Coretapper also speeds up charge counter production, with a sacrifice ability that lets you put two charge counters on a target artifact