Reply To: The official Challenge 9B hints thread

[The_Letter_Wriggler]

TYPE : Nihilist Cipher
GRID : 5 x 5
KEY1 : ZERO
KEY2 : NOTHING
MIXED: ZEROPQSTUVWXYABCDFGHIKLMN

\ 12345
1 ZEROP
2 QSTUV
3 WXYAB
4 CDFGH
5 IKLMN
———————————
Notes: mixed alpha variant used
ZEROPQSTUVWXYABCDFGHIKLMN instead of
ZEROABCDFGHIKLMNPQSTUVWXY

As if the cipher was not hard enough Harry used a variant mixed alphabet.
Well done Harry for the agony that caused!!!