The grade of the TP represents its rarity.

There are 4 TP grades; Basic, Normal, Rare, Epic. The initial level of the TP is set differently based on the grade of the TP.
- Basic & Normal - Lv. 1
- Rare - Lv. 6
- Epic. - Lv. 20

All Equipment can be leveled up to Lv. 20 regardless of the TP grade.
The amount of TP required to reach the max level differs based on the rarity.