<kbd>C-x M-g</kbd> | Open Magit's popup of popups.
<kbd>C-c g</kbd> | Open Magit's file-related commands.
<kbd>M-Z</kbd> | Zap up to char.
<kbd>C-=</kbd> | Run `expand-region` (incremental text selection).
<kbd>C-a</kbd> | Run `crux-move-beginning-of-line`. Read [this](http://emacsredux.com/blog/2013/05/22/smarter-navigation-to-the-beginning-of-a-line/) for details.