Here is an example of a 2001 clashed dies that displays interesting multi-clash remnants on the reverse, while only slight marks on the obverse.
This coin is courtesy of Tanaka Davis.
To the left is a series of marks from Lincoln's chin.
Back of coat.
Beard and hair details...
Back of Lincoln's head
The mouth area.
And jacket details.
The obverse shows remnants of of the memorial bays, the steps and memorial base.