If you are 13 and buy any game you want but there's USK from 12 and pegi from 16 how old should you be for this game.
So at twelve years of age, probably nobody will say anything. At 16 and at 18 it looks different.
So if you are 13 you can buy the game from twelve anyway. At 16 it could happen that he asks for your ID or a legal guardian
USK is binding in Germany. It doesn't matter what Pegi says
In the case the USK, then the PEGI.
We're in Germany, so the USK applies. Pegi has no effect
If you live in Germany, the USK rating counts.
The classification of the PEGI is of no importance here.
However, do you live e.g. If you live in Austria, Switzerland or the Netherlands, the PEGI classification counts.
The classification of the USK is of no importance here.