Unique Weapon & Tool Abilities

Each weapon could use a unique set of abilities obtainable through a new book type: Ability Books. These ability books can either be obtained by combining a certain item required with a book, or can be found in loot chests. These books can then be crafted with the suitable weapon/tool in the smithing table to then obtain your weapon with the desirable ability, only 2 abilities can be placed on a weapon/tool at a time. Despite only 2 abilities at a time, the player can create a multitude of new combos that fit with their play style, these abilities will also need to be activated by a key bind to work. For example, there could be an ability book for the bow and crossbow called volley shot, that when activated, instantly fire 3-5 fully charged arrows. This combined with another bow ability, for example, arrows that explode on impact, could create a unique high burst damage combo. Of course, all of these abilities will need to have respectable cooldowns and to be tuned in order to not make them OP