ToK Passives Upgrade Costs
Passive Upgrade Costs
|lvl 1 (Unlock)||500||2,000||8,000||20,000|
Upgrading even just a single march with elite/epic passives will quickly cost you upwards of 2 million purple crystals (1,960,800).
So how do we earn this high demand ressource? There are many ways of obtaining them, read much more about purple crystals in my guide: /passives/purple-crystal-maximum-efficiency