You can't. Don't try, it beats me why you would.
Spiral Knights happened in 2011.
Spiral Knights was created in 2011.
No.
You need an Autogun first. Search that on the Spiral Knights wiki, then follow the steps from there.
If by 'hacked' you mean 'altering game files to empower your character', then no, or 'hack free CE/CR', also no. Even if you did manage to, GM's have access to your trading history. Such a hack would be exposed easily.
Trading
to shout in spiral knights, you press /shout then u type your message. for example. /shout selling blue shards for 15cr each
The only games you can really hack game currency in would be Offline Singleplayer games. Literally every online game is setup so that the Currency is stored on the server, that way it -cant- be hacked. The only way to even try to hack currency would be to hack the server, but that goes into committing illegal actions.
Yes
u have to get a sertain achevment in spiral knights and u get the hat i have it so i know
Try asking the GMs/developers of spiral Knights, either by choosing an option from the Spiral Knights support portal (see Sources and Related Links further down this page) or by checking the 'Technical issues' Section of the forums to see if your problem is there.
13 years old.