Typos in your address or card number will cost you the order at the worst possible moment
I played many different artifact deck builds during the days of Alara block, eventually attempting to build competitive decks for Weekend Challenge events
I would wait later in the game too, to play Lugia Legend, I would try and build it up as much as possible on your bench before you make Lugia your active Pokemon, because Elemental Blast with do one hit knock outs on just about every Pokemon out there so if you have enough energy cards attached to Lugia you should be able to sweep your opponent with Lugia alone because Lugia should be able to withstand at least 2 or 3 stage 2 Pokemon's attacks because of its high hp
Sauron, the Necromancer is a nice threat to have in a deck that already wants to fill its own graveyard
MP (Moderately Played) : Noticeable defects or light damages
Although they are sold out on the Pokemon Center website, the official Pokemon Company direct-to-consumer e-commerce store, many local card/game stores or even some wholesalers offer ways to purchase booster boxes for reasonable prices