Also, Cerberus (weapon) causes more damage on Nevan (boss) than normal — you can tell by the shards of ice coming off her when you hit her with them.
By the way, you can also avoid the arena–wide electric attack (where she electrifies the whole ground) by standing on the steps. It doesn’t affect you if you stand on there. Incidentally, do you fancy seeing Nevan get purely pwnd in DMD mode? Check this out:
http://www.youtube.com/watch?v=m-cREF1IkRs
Look at the way Broly hits her with NINE jump–cancelled Hammers in a row! 
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