The best plugin that you can use to edit the item attributes - Itemizer

All Stats that have this plugin, works with an item name(Display name) and description(Lore)

All you need to do to install the stats

1. Install the Itemizer

2. Take the item in main hand that you want to change

3. Use commands

/itemizer lore
/itemizer lore add <lore>
Screenshot 26


/Itemizer lore add &fHealth: +50
/Itemizer lore add &fDamage Melee: +10-18
/Itemizer lore add &2Unenchantable
Screenshot 27