Right after Stygian Abyss the event design shifted from expansions to "booster packs" which were intended to be more compact updates introduced far more commonly. Having said that, the very first booster pack Large Seas of 2010 was also the final. Progress of Ultima was done through Garriott's freshman calendar https://ultima73838.anchor-blog.com/9311407/helping-the-others-realize-the-advantages-of-ultima