db/pre-re/item_trade.txt
or
db/re/item_trade.txt
Find the item's id, and put it // in front of the line
14508,73,100 // Zeny Pet Egg Scroll
14521,475,100 // Repair Weapon Scroll
14527,475,100 // Dungeon Teleport Scroll //14533,475,100 // Field Manual 100% 14534,475,100 // Small Life Potion
14535,475,100 // Medium Life Potion
and use @reloaditemdb
Check the mobdb, I don't remember which but it is one of the three marked in bold.
//ID,Sprite_Name,kROName,iROName,LV,HP,SP,EXP,JEXP,Range1,ATK1,ATK2,DEF,MDEF,STR,AGI,VIT,INT,DEX,LUK,Range2,Range3,Scale,Race,Element,Mode,Speed,aDelay,aMotion,dMotion,MEXP,MVP1id,MVP1per,MVP2id,MVP2per,MVP3id,MVP3per,Drop1id,Drop1per,Drop2id,Drop2per,Drop3id,Drop3per,Drop4id,Drop4per,Drop5id,Drop5per,Drop6id,Drop6per,Drop7id,Drop7per,Drop8id,Drop8per,Drop9id,Drop9per,DropCardid,DropCardper
1028,SOLDIER_SKELETON,Soldier Skeleton,Soldier Skeleton,29,2334,0,372,226,1,221,245,10,15,1,15,22,5,40,15,10,12,1,1,29,0x3885,200,2276,576,432,0,0,0,0,0,0,0,932,5500,756,60,1214,12,507,700,934,10,1201,150,1216,50,0,0,0,0,4086,1