Hi
Here is a free tool to import characters with animations from Biko 3 by Illusion.
How use:
-install Python version 2.6
-install Blender version 249 (not higher)
-double click file "Blender249.blend" from "Blender249[Biko3][PC][x][2017-06-28]"
-in Blender Text Window press alt+p to run script
-select x file and press button 'import'