First Cartoon Appearance: (As drone) Beast Machines episode 1: The Reformatting.  As Tankor self, BMach ep. 3: Fires of the Past

First Comic Appearance: Dreamwave, TF: Armada #16, seen in 'alternate time/ dimension portal! 

Click here to see design models for the unmade prototype of the Diagnostic Drone.

Other Appearances: Tankor has made no other appearances in the TF Universe other than the Tank drone likeness a toy released in 2001. There's also the Mini-con released in 2005.

Holding accessory item: Key to Vector Sigma