This is the true essence of aggressive decks
This deck can very quickly take over a game and do lethal poison damage to all opponents
But you then have a roughly 50/50 chance each turn to trigger this abilitys condition, and its very much worth it
Drannith Magistrate stops your opponents from casting spells from anywhere other than their hands
Alternatively, you could play Sheriff of Nottingham, Corrupt Official with Simba, Fighting Prince - whose ability, Step Down or Fight, gives players the option to draw two cards and discard two cards whenever they banish another character in a challenge, or The Queen, Disguised Peddler, which allows you to tap it to discard a character to gain lore equal to the amount of lore that character can gain
Balamb Garden, SeeD Academy Clive's Hideaway Ishgard, the Holy See Jidoor, Aristocratic Capital Lindblum, Industrial Regency Midgar, City of Mako Starting Town Zanarkand, Ancient Metropolis