po-devs/pokemon-online — pull request #1341 by Manectric-Rang (2014-12-29 16:46:01+00:00)
Title: Bite flag for Thunder Fang and Shadow Sneak

Bite flag was not set for Thunder Fang (422) but it was for Shadow Sneak (425). I guess someone wanted to add 16384 for Thunder Fang, Fire Fang and Ice Fang in a row and did it starting from the wrong number.