Mainly the face. With a marble and rtc cross they would have a head like the rtc or marble which is short. Yours has the head of a TSN longer.
Here is mine, Sucky pictures but you can tell what it is
TSN x RTC
And here is my old MRTC
Here is mine, Sucky pictures but you can tell what it is
TSN x RTC
And here is my old MRTC