[Help] How to set a cancel buff map?

[chuyasanh]

Hi all :
Can anyone help me how to set a cancel buff map?
Example : I need set when any player teleport to Gludio Village,the buff on player will be remove.
Any one help me,i don't know how to do that? ^^

[MentaL]

[Rin4a]

that would require server core modding