Learn how to use Slots and Drills and get stronger!
Learn how to use Slots and Drills and get stronger!
What’s a Slot? And what the hey is a Drill?
・A piece of equipment can have up to 5 slots. Use the Drill to make a hole and set a Core inside!

・Setting a Core makes the equipment stronger!

Unlock the Enhancement Center in order to release Slots and set Cores.
You’ll be able to access this feature from the Navi menu (the arrow mark on the left side of the screen)> [Upgrade Gear] after clearing the subquest "A Sacred Place",
You will also be able to use the function by talking with NPC "Sumina" in the Enhancement Center.
You can get to the Enhancement Center from the southern borderline (on the Federation of Abul side).

About Releasing Equipment Slots

You can boost the status of your gear by setting a Cores in Slots you release on your equipment.


Drills, Slots, and Cores come in 4 colors (red, blue, yellow, and green) and correspond to their same-color counterparts.
Therefore the color of the Core you set should match the color of the Drill you released the slot with.
Slot ColorsStatus Up
YellowHP, Damage Cap
GreenElemental ATK, Elemental Resistance

About Opening Slots

When you open a Slot, you will be able to attach or detach a Core.
You can open a Slot from the "Open Slot" menu by consuming a Drill and Zell.

From the Enhancement Center menu, select "Open Slot" and the gear you want to open the Slot in.

Selecting Gear for Opening Slots

Tap the "Select" button of the Drill you will use. You cannot select a Drill the same color as a Slot that has already been opened.
The success rate of opening Slots will vary depending on the rarity of the Drill you use.
Please be warned that the Drill will be consumed whether you succeed or fail to open the Slot.

Selecting a Drill

On the confirmation screen, check the amount of Zell and the Drill to be consumed and tap the "OK" button.
If the Slot is successfully opened, the color of the Slot will be the same as the color of the Drill you used.


About Setting Cores

When you set a Core in a Slot, each status will rise depending on the ability of the Core.
You can attach/detach Cores from the "Core Set" menu.

From the Enhancement Center menu, select "Set Core" and the gear you want to set the Core in.
You cannot select gear without Slots.

Selecting Gear to Set Your Core In

Tap the "Edit" button on a free gear Slot frame and a list of Cores you can set will be displayed.
Tap "Select" to set the Core in the Slot.
Cores that are already set can be removed with the "Delete" button.

About Core Enhancement

When you enchance a Core, the level and status will rise.
Cores can be enhanced from the "Core Enhancement" menu.

Select "Core Enhancement" from the Enhancement Center menu. Then select the Core you want to enhance.
Two Cores of the same level will be consumed to enhance another Core.
The success rate varies depending on the level of the Core you are enhancing.

Core List

Check the Core and the amount of Zell to be consumed on the confirmation screen and tap "OK".
When enhancement is successful, you will get a Core 1 level higher.

Core Enhancement Success

When enhancement fails, 1 used Core will be returned, and increase the success rate until it succeeds.
*Although you haven’t selected "Run Again," success rate will be transferred to the next enhancement.


Core Ability
【Core Ability(Lv)】
Normal Type:Ability×Lv
Ex①)ATK Up High CoreLv2 Ability=ATK+300×2(LV2)=ATK+600
Ex②)ATK Up High CoreLv3 Ability=ATK+300×3(LV3)=ATK+900

ATK Up High CoreATK+300Normal Type
MATK Up High CoreMATK+300Normal Type
DEF Up High CoreDEF+60Normal Type
MDEF Up High CoreMDEF+60Normal Type
HP Up High CoreHP+200Normal Type
DL Up High CoreDamage Limit+1500Normal Type
Fire Attack High CoreFire ATK+20Normal Type
Water Attack High CoreWater ATK+20Normal Type
Earth Attack High CoreEarth ATK+20Normal Type
Wind Attack High CoreWind ATK+20Normal Type
Fire Def High CoreFire DEF+20Normal Type
Water Def High CoreWater DEF+20Normal Type
Earth Def High CoreEarth DEF+20Normal Type
Wind Def High CoreWind DEF+20Normal Type
ATK Up Core:RATK+100Normal Type
MATK Up Core:RMATK+100Normal Type
DEF Up Core:BDEF+30Normal Type
MDEF Up Core:BMDEF+30Normal Type
HP Up Core:YHP+100Normal Type
DL Up Core:YDamage Limit+500Normal Type
Fire Attack CoreFire ATK+10Normal Type
Water Attack CoreWater ATK+10Normal Type
Earth Attack CoreEarth ATK+10Normal Type
Wind Attack CoreWind ATK+10Normal Type
Fire Defense CoreFire DEF+10Normal Type
Water Defense CoreWater DEF+10Normal Type
Earth Defense CoreEarth DEF+10Normal Type
Wind Defense CoreWind DEF+10Normal Type

About Ultra-Precise Slot Drill
Talk to NPC Sumina at the Enhancement Center and give her your UR earrings or necklace and the "Ultra-Precise Slot Drill" to add and open Core slots.
※Excluding some event accessories.

"You can get the ""Ultra-Precise Slot Drill"" at the Mystery Merchant's exchange in Tower of Time 1F.
※The Core Slot's color will be random."