Expects the seed to contain /luck\d{2}/ where the 2 digits are a number between 0 and 14 (left padded with 0 if necessary).
/luck\d{2}/
0
14
The custom luck value or null if no valid match.
null
Expects the seed to contain
/luck\d{2}/where the 2 digits are a number between0and14(left padded with0if necessary).