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The final Ultima installment under Richard Garriott's supervision was Ultima IX: Ascension, released in 1999. It concluded the series' main storyline and introduced several innovations, such as a branching narrative and more realistic combat. Despite critical acclaim, the game faced challenges due to technical issues and mixed player feedback. Nonetheless, Ultima IX: Ascension remains a significant entry in the Ultima franchise and a testament to Garriott's creative vision.