I just created 3 new armored units: heavy tank, anti-air system, artillery.
And this is a new interactive training mission (gameplay video):
https://youtu.be/YAjUueID3IA
Thanks for comment! I recently created a new playable unit: T-Raptor.
Check official development thread to see the process of its creation: http://warshift.com/forum/2-305-1 And here is new WARSHIFT gameplay video that show a lot of tips and hints: