(Erroneous) Astonishing Marvella

Lore
The year after that didn't go much better. I had accidentally switched presents for children in the tropics with those for children in the tundra. Needless to say, a major oversight like that was a disqualification. Though I was downhearted, I refused to let myself make that mistake anymore.

Acquisition
Evolve Astonishing Marvella with Marvella's Diary Page six times.

Name origin
?

Additional Info
Boosts the number of Event Items acquired up to 2.3x regardless of Skill Level.