As was mentioned earlier in the thread: you can only register games on a Slitherine/Matrix account if you have purchased them from our stores Apparently this is because Steam doesn't allow the use of 3rd party keys. though that doesn't explain why Slitherine/Matrix will not accept Steam keys... Anyw...

Grand, thank you.

Good to know I'm not missing out on anything.

Ahh, OK,

thanks for the reply and sorry for my late response, I don't come here very often.

Does that mean that Steam purchasers don't get any patches?

Hi, new to the Slitherine site (or maybe just forgot the login I had 10 years ago!) and thought I would register my games on my account. Unfortunately to do so this site require a serial number for them (SPM and Panzer Corps) but I can find no such thing within the game properties on Steam so I can'...