# Upgrade items

![](https://766698067-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-Mhmde_lCwarSb799pch%2Fuploads%2FU1jGuHu0tvHogKRe4Gyc%2F24-1-3.png?alt=media\&token=fb48b060-da4e-46cf-9b28-7e5c418ffd71)

Besides the $WARE needed to be burnt in the level up/upgrade process, these essential items like materials and minerals are also crucial in powering up your team.

📈 Level up:

* W-fragment - W-shard - W-crystal are used with the exp 10 - 50 - 100 respectively.
* Can earn by winning Adventure and Challenge mode

🤖 Upgrade skills:

* W-Shred - W-Fraction - W-Gem are used with the exp 30 - 150 - 300 respectively
* Can earn by winning Adventure and Challenge mode
* Drop rate is lower than level up items