this is the same script in obb.
item_db2 script
25500,Custom_Box,Custom Box,2,10000,,200,,,,,0xFFFFFFFF,7,2,,,,,,{ getitem groupranditem(IG_whatever),1; },{},{}
const.txt:
IG_whatever<TAB>62
Find IG_Advanced_Weapons_Box 61, check the last number and name for the last IG_ and add the following below that
IG_whatever 62 (Depending on the last ID in there of course AND make sure to tab after IG_whatever, NOT space)
item_group_db.txt:
import: db/item_whatever.txt
item_whatever.txt:
62,<Item ID>,<Rate>
62,<Item ID>,<Rate>
62,<Item ID>,<Rate>
62,<Item ID>,<Rate>
// As many as you want
item_whatever.txt
// Structure of Database:
// GroupID,ItemID,Rate
62,ID,1 //The Group ID you must set in your db/const.txt
62,5013,1 //Lord Kaho's Horn
itemdb.h
#define MAX_ITEMGROUP #62 - change this to your IG_whatever# and add plus 1
means
#define MAX_ITEMGROUP #63 for my example