Version 6.7 of Nyanko Daisensou was released on Nov. 29th, 2017.
- Added 4 New Cats:
- Added True Form for Shaman Cat (Necro Dancer Cat)
- Added True Form for Nurse Cat (Joyful Nurse Cat)
- Added New Stories of Legend chapter, Beyond the Savannah
- Added 2-star for Area 22
- Added 3-star for Grotesque Gallery
- Added 4-star for Weak and Mildly Acidic
- Added a new Advent stage, N-1 Grand Prix, with a variety of enemies (Normal + Uber Rare only),
- Added 10 more floors to the Heavenly Tower, the last of which drops a new Legend unit, Masked Yulala.
- Added feature for Facing Danger: rewards can only be recieved once at a time it appears.
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