This package contains extra functions for multiple-cursors mode. Here is a list of the interactive commands provided by mc-extras: * mc/compare-chars * mc/compare-chars-backward * mc/compare-chars-forward * mc/cua-rectangle-to-multiple-cursors * mc/rect-rectangle-to-multiple-cursors * mc/remove-current-cursor * mc/remove-duplicated-cursors Suggested key bindings are as follows: (define-key mc/keymap (kbd "C-. C-d") 'mc/remove-current-cursor) (define-key mc/keymap (kbd "C-. d") 'mc/remove-duplicated-cursors) (define-key mc/keymap (kbd "C-. =") 'mc/compare-chars) ;; Emacs 24.4+ comes with rectangle-mark-mode. (define-key rectangle-mark-mode-map (kbd "C-. C-,") 'mc/rect-rectangle-to-multiple-cursors) (define-key cua--rectangle-keymap (kbd "C-. C-,") 'mc/cua-rectangle-to-multiple-cursors) To enable interaction between multiple cursors and CUA rectangle copy & paste: (mc/cua-rectangle-setup)