Some of the other sources for cards in the EX Emerald set were the Japanese Quick Construction packs, the Japanese Emerald Gift set and other standalone promo cards
"Card Set Development Ending for the Pokmon Trading Card Game Online"
OphidianOphidian in the command zone is sort of our worst-case scenario here, and once we start doing things like attaching Sword of Truth and JusticeSword of Truth and Justice or playing Malcolm, Alluring ScoundrelMalcolm, Alluring Scoundrel and RadstormRadstorm into Shackle SlingerShackle Slinger, it will quickly become apparent to the table that the Azorius player needs to be dealt with
The only downside is its high mana cost
Believe it or not, there was a time when these decks were quite popular, with arguably the strongest of them being Ancient Box
raw marketplace signals: TCGplayer market price pages