Talk:Vinea's Bingo Challenge/@comment-190.43.247.234-20150101215434/@comment-24035373-20150101222702

you need to purify the Map with the Prep boost (the lower right bonus), not sure how much each level up gives, but assuming a steady pattern and the fact that max levels give 20 Potions, 12 High potions, 8 great Potions, and 5? Feathers, I'd say... one level up is enough, but do two in case.