for aotp
my natural army-card order is:
planeswalkers: gold, white, blue, black, red, green; then points
then creatures: white, blue, black, red, green, colorless; then heroes, squads; then points
my natural spell-card order is:
white, blue, black, red, green; then socery, enchant, hidden enchant; then planeswalker, unique hero, common hero, unique squad, common squad; then points; then name
artifacts...

aotp bgg faq:
http://www.boardgamegeek.com/thread/1409388/hasbro-provided-rules-faq
http://www.boardgamegeek.com/thread/1459873/hasbro-provided-rules-faq-part-2
http://www.boardgamegeek.com/article/23234178#23234178