Upgrade Core (Highest)

==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 found here.
Other types of upgrade cores are as follows:
*Upgrade Core (Low)
*Upgrade Core (Medium)
*Upgrade Core (High)
*Upgrade Core (Highest)
== Obtained ==
*Field: Lakeside, Mutant Forest, Pontus Ferrum, Porta Inferno
*Dungeon: Forgotten Temple (B1F), Forgotten Temple (B2F), Forbidden Island, Altar of Siena (B1F), Altar of Siena (B2F), Illusion Castle Underworld, Illusion Castle Radiant Hall, Maquinas Outpost, Chaos Arena Lv3~6
*DX Dungeon: All DX Dungeons
==Gallery==
File:uchh.jpg|.
Category:Items