Nice and straightforward, an image from any Doctor's first full story (so for Davison it'd be Castrovalva not Logopolis even though that's where he first shows up). Obviously for McGann the TVM counts. Doesn't have to feature the Doctor but should be clearly from that episode. Usual rules apply. Enter two avs if you wish.
I could swear it’s the opening scene from Jodie’s debut. Could be I mix it up with the similar scene from Eleventh Hour. Edit: I double checked. You were of course right. Here is a new one: