Rigging a low poly beard to animate with physics

Hey guys,

I’ve been creating a very low poly character for a game some friends and I are making. One of the main things we are trying to accomplish with the main character, is a long, flowy, cartoony beard that moves with physics whenever he moves.

I cannot figure out how to rig that in Blender, so that when animated and pulled into Unity, the beard will flow dynamically with the character and obey physics. Right now they’re the same mesh. Here is the current character mockup: