Chewy Citadel is a hard episode. It has one somewhat hard level: 760, one hard level: 757, two very hard levels: 761 and 765, and two extremely hard levels: 762 and 763 Overall, it is harder than the previous episode, Marmalade Meadow. Difficulty code summary (details here) • Very Easy • Easy • Somewhat Easy • Medium • Somewhat Hard • Hard • Very Hard • Extremely Hard • Nearly Impossible • Variable Note that goals include target score.