If you can get your character models under 22000 polygons, and can get them textured and exported in FBX or .OBJ format, then it is possible to get them rigged.
We need 3 textures minimum.
Diffuse or_D color of the character.
Normal or _N normal detail for the model.
Specular or _S shine of the model.
An _i or illumination texture can also be used.
Intel(R) Core(TM)2 Quad CPU Q6600 @ 2.40GHz, 2400 Mhz, 4 Core(s), 4 Logical Processor(s), 8gb RAM, Nvidia gtx660, Windows 7 Pro 64bit, Screen resolution 1680 x 1050.