OK, now you have really done it. You have gotten so smitten with this you want to lead climb. It is easy to go overboard now but the reality is there can never really be too much gear in your arsenal. however there can be too much attached to you when you are actually doing the climb. The key is balance you capabilities first get mixures of lengths sizes and caribeeners. Believe me the folks who set up the routes were not as uniform as you may hope so having a few off pieces on your rack while climbing may be your best friends in the long run. Sometimes hangars are missing or only the nut head remains. there are tricks to overcome these situations if you have the proper utility.
In addition to the Basic and Intermediate gear the following are recommended.
Stoppers or Rocks in multiple sizes and replicates

runners, caribeeners, and rope all different lengths and replicates

Camming devises in multiple sizes and replicates
A climbing partner or several.

