Ah man. I try to resist when you guys ask this, but two at once? I can't help myself.
Entirely Selfish Suggestion;
Spoiler
Draw my oc, the Robo-Ponithid, doing something active/meeting another pony for the first time.
Spoiler
Mane is a series of seperate and shortish tentacles, coiled around each other like a braid. Mouth tentacles are in a diamond formation, one at the front, one on each side of the mouth and one under the chin, so to speak. Freckles but no cutie mark.
More Serious Suggestions;
SpoilerDraw;
An Urban Location touched by magic.
A person who has been hollowed out, a strange entity and/or being is now wearing their body, looking at the world with alien perspective.
A Spirit of Regret.
A sexy Vrock.
The Machine.
A cute robot.
A self-aware Android on the run.
Or none of the above.