This is a model of a halfling witch mounted on a pony. It would also work well with a wizard. I designed the original model in DesktopHero3D, and modified it using MeshMixer.

Attributions

backer71 (Muscled Arm Left)
backer71 (Muscled Arm Right)
Xenon472 (Basic hood)
backer71 (Male Head)
DeltaFoxtrotZulu (Platform Hex)

The licenses for the individual assets used are:

Muscled Arm Left (Creative Commons - Attribution)
left hand closed (Creative Commons - Public Domain Dedication)
thick neck (Creative Commons - Public Domain Dedication)
Muscled Arm Right (Creative Commons - Attribution)
Simple Tunic (Creative Commons - Public Domain Dedication)
right hand closed (Creative Commons - Public Domain Dedication)
Basic hood (Creative Commons - Attribution)
Male Short Pants (Creative Commons - Public Domain Dedication)
Male Head (Creative Commons - Attribution)
Male Sandals (Creative Commons - Public Domain Dedication)
gnarled staff (Creative Commons - Public Domain Dedication)
male body (Creative Commons - Public Domain Dedication)
Platform Hex (Creative Commons - Attribution - Share Alike)
cloak cape (Creative Commons - Public Domain Dedication)
cloak cape (Creative Commons - Public Domain Dedication)