Cosmas-the-Explorer 
Explorer in Training
Even old mares can get character arcs
4 comments posted
Its-Filly-Silly 
Professional Fail Mare
honestly such a cute reoccuring gag
Background Pony #641E
On the first scene, she looks specially old, even more than later appearances.
Background Pony #25C5
She may be old but she’s not dumb to be hit again :)