Upgrade Core (Ultimate)

==Introduction==
A comprehensive list of cores can be found here.
Upgrade cores are mainly used for upgrading items level(+1, +2, etc), more info can be fond here.
Other types of upgrade cores are as follows:
*Upgrade Core (Low)
*Upgrade Core (Medium)
*Upgrade Core (High)
*Upgrade Core (Highest)
*Upgrade Core (Ultimate)
== Obtained from==
==Gallery==
File:Upgrade Core (Ultimate).png|.
File:Upgrade Core (Ultimate).jpg|.
Category:Items