a highly-graded card is void of scuffing, creasing, scratches, and any sort of blemishes immediately apparent on the front or back of the card
Leonardo da Vinci As the great inventor himself, Leonardo da Vinci excels at reanimating powerful artifacts as thopters, which is very powerful but manageable as they become small 0/2 thopters, or Ornithopters, if you will
The weird "when discarded" effect is really useful too, and will come up from time to time
Steal opponents best creatures with Slave of Bolas or Spinal Embrace, then cancel the sacrifice trigger by ending the turnpure villain energy
It builds armies, protects its key pieces, and slows the table down with taxes, exile, and rule-setting effects