I suggest we conduct a small study: in this thread, let's post a list of what we got from these packs (no need for names, the main thing is to determine the rarity; but in general, the main thing is to keep track of gold and legendaries). Then I'll calculate the percentages and the total.
Order: Standard
DE
Bahamut
TotG
Standard
DE
Bahamut
TotG
Azuchi
Standard: 0 legendaries, 1 gold, 13 silvers, 26 bronzes.
DE: 0 legendaries, 2 golds, 12 silvers, 26 bronzes
Drakkosha
Standard: 1 legendary, 3 golds, 11 silvers, 25 bronzes.
DE: 12 legendaries, 0 golds, 2 silvers, 26 bronzes.
Morning
Standard: 2 legendaries, 0 golds, 13 silvers, 25 bronzes.
DE: 2 legendaries, 3 golds, 15 silvers, 20 bronzes.
Wishmaster
Standard: 2 legendaries, 1 gold, ? silvers, ? bronzes
DE: 0 legendaries, 3 golds, 12 silvers, 25 bronzes
Ment
DE: 0 legendaries, 2 golds (Neptune, Cynthia), 21 silvers, 17 bronzes
Ple-sen
DE: Legendaries - 3, Gold - 0, Silver - 10, Bronze - 27