Brave and the Bold (1955) 184

Bruce Wayne threatens to kill Batman to bury past ghosts for a present truth he can’t reconcile. All this with a backdrop trimmed in tinsel and other trappings of Christmas.

Helena Wayne, aka the Huntress, guests from Earth Two wishing to spend the holidays with Uncle Bruce.

As the mystery deepens the Dark Knight musters his detective skills to deduce if a long-time friend or his father is to be trusted.