Char 64911

Jenner is the main antagonist in An American Secret of NIMH. He is a rat who betrayed to take over as the leader of the rats. He wanted to kill Nicodemus and it happened and he wanted to become the leader of the rats but he didn't, because he died at the end of the movie like how he did in the 1982 movie The Secret of N.I.M.H.

He also plotted to take the stone amulet for himself.