[Task] Upgrade Usage

[nbrugger-tgm]

Upgrade using

Is your feature request related to a problem? Please describe.
At the moment Upgrades are not usable. There system is not implemented nether is there a plan of a structure

Describe the solution you'd like
Anything that allows a modular implementation and fits the purpose

Please post ideas and plans of how to execute the usage of Upgrades

[nbrugger-tgm]

It should be kept in mind that there are also passive upgrade effects.