Quote Originally Posted by farplaner
Luck increases things like critical hit rate (and, if I'm not mistaken) rare steal %. Also, apparently, after reading some of the other threads, with 255 luck you only need base amounts for accuracy and evasion.
The chance of a Rare Steal can only be influenced by having the Master Thief ability.

Luck affects critical hit rate, accuracy and evasion.

You can have base Accuracy, but you'll need 35 Evasion to guarantee you'll dodges everything that's dodge-able.