I have created an advanced version of the simple substitution cipher.
It can now use chars in range from 0-255, but that should not stop you.
The ciphertext is in the language of this text, and uses correct punctuation and case-sensitivity.

41 BC E0 A8 8A A6 34 28 84 A6 34 C1 BC E0 46 24
C6 19 4B C1 46 C6 BC E0 21 C6 AE A6 46 C6 4B A6
8A 9A 21 8A 39 C6 76 28 34 C6 A9 BC 28 C6 A8 BC
34 C6 C1 34 24 C6 97 21 8A A9 C6 AE 21 84 84 C6
9A BC E0 21 C6 BB 21 84 84 BC AE C6 4B A6 D6 0B
21 8A 24 C6 19 4B 21 C6 8E 8A BC 76 84 21 CA C6
AE C1 34 4B C6 34 4B C1 46 C6 D6 C1 8E 4B 21 8A
C6 C1 46 C6 34 4B A6 34 C6 34 4B 21 C6 0B 21 A9
C6 C1 46 C6 8E 8A 21 34 34 A9 C6 84 BC E0 A8 24
C6 DA C6 AE C1 84 84 C6 D6 BC CA 21 C6 28 8E C6
AE C1 34 4B C6 A6 C6 76 21 34 34 21 8A C6 21 E0
D6 8A A9 8E 34 C1 BC E0 C6 46 4B 21 CA 21 C6 A6
E0 A9 C6 46 BC BC E0 24 C6 54 BC 28 8A C6 46 BC
84 28 34 C1 BC E0 C6 C1 46 CC C6 A6 8E 9A 84 8A
21 8A C1 A6 E0 4B 4B 24