Fairy gone OP

Title: KNOCK on the CORE
Subtitle: Fairy gone OP
Artist: (K)NoW_NAME:Ayaka Tachibana & AIJ
Difficulty: 1/3/6/9/10
Download: http://bit.ly/2GIf0iP

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This OP is great! Probably the best (K)NoW_NAME song!
Hmm… what should I release next?
Hope you enjoy!