Upgrading Stone

Upgrading Stones are required to upgrade your gear and weapons.

There are 12 levels of upgrading stones in total. The higher the level of the stone, the higher the success rate when upgrading.

You can merge 5 stones of the same level to create 1 stone of the next tier. Conversely, a higher-tier stone can be broken down into 5 stones of the tier below.

Upgrading Stones	Image	Description	How to find
Lv. 1 Stone		Use to level up gear Combine 5 to get level 2 stone	Farm minions or extract from level 2 stone
Lv. 2 Stone		Use to level up gear Combine 5 to get level 2 stone. Extract to get 5 level 1 stone	Farm minions Extract from level 3 stone Combine level 2 stone
Lv. 3 Stone		Use to level up gear Combine 5 to get level 4 stone. Extract to get 5 level 2 stone	Farm minions Extract from level 4 stone Combine level 2 stone
Lv. 4 Stone		Use to level up gear Combine 5 to get level 5 stone. Extract to get 5 level 3 stone	Farm minions Extract from level 5 stone Combine level 3 stone
Lv. 5 Stone		Use to level up gear Combine 5 to get level 6 stone. Extract to get 5 level 4 stone	Farm minions Extract from level 6 stone Combine level 4 stone
Lv. 6 Stone		Use to level up gear Combine 5 to get level 7 stone. Extract to get 5 level 5 stone	Farm minions Extract from level 7 stone Combine level 5 stone
Lv. 7 Stone		Use to level up gear Combine 5 to get level 8 stone. Extract to get 5 level 6 stone	Farm minions Extract from level 8 stone Combine level 6 stone
Lv. 8 Stone		Use to level up gear Combine 5 to get level 7 stone. Extract to get 5 level 7 stone	Farm minions Extract from level 9 stone Combine level 7 stone
Lv. 9 Stone		Use to level up gear Combine 5 to get level 10 stone. Extract to get 5 level 8 stone	Farm minions Extract from level 10 stone Combine level 8 stone
Lv. 10 Stone		Use to level up gear Combine 5 to get level 11 stone. Extract to get 5 level 9 stone	Farm minions Extract from level 11 stone Combine level 10 stone
Lv. 11 Stone		Use to level up gear Combine 5 to get level 12 stone. Extract to get 5 level 10 stone	Farm minions Extract from level 12 stone Combine level 10 stone
Lv. 12 Stone		Use to level up gear Extract to get 5 level 11 stone	Farm minions Combine level 11 stone