The work is massive, the technique to make it both legible for each card while still working as an overall image is unprecedented
Because you are only allowed to have 1 ACE SPEC Trainer card in your deck, some people would say that it really doesnt matter that much because there is only one of them, so it wont be a consistent part of your strategy
To my surprise and delight, the computer made strategically sound moves and kicked my butt with an Exeggutor ex deck filled with healing cards such as the Potion item and Erika's supporter card
Mirage Significant cards on the list: Catacomb Dragon $2 Lions Eye Diamond $65 Phyrexian Dreadnought $15 Shallow Grave $4 Spirit of the Night $5 Teekas Dragon $2 Zirlian of the Claw $4 Lions Eye Diamond is a broken card, essential as a four-of in the decks that run it, that will never be reprinted
It also has a great set up for an early The Great Henge, which can go on board as quickly as turn three or four with the help of Bayou Groff
Alternately, one of my favorite defensive 3CMC creatures is Graveblade Marauder, since its offensive capabilities can rapidly increase