A grade change mission

You need to complete the following tasks to advance to A grade (in this exact order):

• Change your grade to B (see B grade change mission)
• Gather enough XP for at least level 86, according to the number of Rebirths (Levels)
• Gather 5 A Grade change Special Items by finishing he Game Arena on the 1st place (on the winner side)
• Kill the Altered Controller Of Gallina Blanka