Video:
youtube.com/watch?v=Oipn1QaJSgUWith this Footprint System you can spawn various different footprints on a custom number of grounds. This can change your feet state, but also can be easily modified with new states and new grounds. As for now this System provides you with 5 different feet states, 6 different footprint styles and 5 different grounds.
Grounds: Concrete, Sand, Mud, Water and Blood
Foot States: Clean, Sandy, Muddy, Wet, Bloody
Footprints: Barefoot, 2 Shoe, 3 Animal
The state of your feet changes, it takes a certain customizable number of steps for your feet to be clean again. After each step the new footprints are getting less and less visible until they stop being spawned.