this plugin lets you set any powerlevel you want

just type this in the console

esf_powerlevel YourName powerlevelnumber, for example:

esf_powerlevel Nemix 9001

copy amxx file to

Steam steamapps common Half-Life esf core plugins ETC

*UPDATE* 0.3

-fixed loose transformation powerlevel

*UPDATE* 0.2

- made that powerlevel you enter is now your current powerlevel,
not that its added to your current powerlevel 
- fixed that you could only give yourself 7 charachter powerlevel - now you can give yourself powerlevel up to 10 charachters powerlevel
- added cvar to enable/disable powerlevel changer