Coincidentally, the Signer Dragons used by male Signers ("Stardust Dragon", "Red Dragon Archfiend", "Black-Winged Dragon", and "Life Stream Dragon") are Level 8 while those used by female Signers ("Black Rose Dragon" and "Ancient Fairy Dragon") are Level 7
Alpha Shivan Dragon, $1599.99 I was surprised that the most expensive dragon you could buy was not Zodiac Dragon, but rather a near-mint BGS 9 Alpha Shivan Dragon from StarCityGames
I prefer the best condition possible for cards to get signed, simply because you can almost always get another mint copy of the card but the signature is going to be stuck on that card forever so choose wisely
I found help on fiverr, a marketplace for Creative Services where, for a price around $5 to $20 you can get someone to make you a logo or, say, turn you into a Pokmon
By using other Fire support cards such as Circle of the Fire Kings and True King Agnimazud, The Vanisher, you can quickly stockpile counters