It's the banner of the Holy Roman Empire:
During the time in which the series takes place, the Empire was comprised of all of Germany and parts of The Netherlands, Belgium, Luxembourg, Switzerland, Austria, the Czech and Slovak Republics, eastern France, northern Italy, Slovenia, and western...
#5 is the 1.8 Zhang Serpent Spear, the weapon of Zhang Fei from the Three Kingdoms Era of China. #7 is the Gae Derg and Moralltach, the crimson spear and sword of Diarmud Ua Duibhne which he would only use in matters of life and death.
Also, the website updating with Hilde reveals some new info...
It's says something about Hilde that a fanservice upgrade for her is just switching her helmet for a tiara and having plate armor with breasts. Overall her design's pretty good, the fur-trimmed surcoat and tiara making something new and striking a balance between her main and alt outfits that...
Well, plus there's the fact that they literally just introduced this plot point. As such, it's going to be awhile before the ramifications of it are going to be seen. I wouldn't be surprised if it's the main narrative point of SCVII where we'll see how things diverge, if at all
It might just be an Easter Egg for longtime fans same with how they play "Dance of the Oracle" during the trailer. Viola doesn't come into being until WAY after IV and I doubt Amy's Chronicle is going to go into even III.
As I've said before, I look at Soulcalibur like the player is reading a...