You either need a memory patchers (one of those dll mods) which can be found on

. or you could use a

. I use a different data packer to mabimods.net which I couldn't remember where I found it but

.
Either one you use you will have to download and extract the xml files to "Mabinogi\data\db\ai\local\" and in the case of the data packers you'll then have to run the data packer tool and pack the xmls into the package files.
On a side note, I've made a change to the look of the page. I hope you all like the new look. I decided to change the looks after getting an email from Nightmaren who runs the site with the original version of the petai generator which was made by Chii.