In the 2002 video game "Kingdom Hearts", how many Keyblades are usable?

In the 2002 video game Kingdom Hearts, there are a total of 18 usable Keyblades. Throughout the game, these Keyblades can be obtained by completing certain objectives, defeating specific bosses, or reaching certain milestones. Each Keyblade possesses unique abilities and attributes, allowing the player to strategize and adapt their gameplay style accordingly. Having a diverse range of Keyblades not only enhances the player's combat abilities but also adds depth and variety to their overall gaming experience.