Your transformations can be found at [Menu] → [Collection].

You can sort all your transformations by their class or level.

You can level up transformations using other transformations including same kind as a material.

From a fusion of 2 transformations of same class at maximum level (10)
※ For combining CHANGEFORM, the maximum grade requirement for Hero, Monster, and NPC are different.

• Hero : Able to combine and use as ingredient until Legendary grade changeform (S+S=SR)
• Monster : Able to combine and use as ingredient until Epic grade changeform (A+A=S)
• NPC : Able to combine and use as ingredient until Rare grade changeform (B+B=A)

It will not be possible to combine higher grade even though the User reached the maximum level