The Price of Progress
Ornate cards found thus far:
Flames (slightly warm to the touch depicting a horned creature enveloped in flames).
Key (eminates magic energy suggesting it enchanted in the same manner as a weapon, depicting a key on a chain and tassle).
Skull (There is something disturbing about the picture on this card, but you cannot place what is wrong. It gives a sense of gloom and darkness, though has no physical features that would explain it. depicting a skeleton in a cloak)
note: all pictures copyright WotC.