Terminal like display for your lock screen. This lock screen can be used with or without a passcode set.

Terminal LS will display your iPhone's user name. (easily changed via settings) and a prompt for a password.

To enter a password tap anywhere on the screen. The iOS keyboard will popup to enter your password. While the password is being typed it will NOT show the full password. If the password is correct it will unlock your device.

In GroovyLock if you tap the wrench icon you can adjust font color, background color, the option to use system font or an 8bit style font, and the option to use a background image.

Note: This will disable the stock keypad unless you get a notification. Then the stock keypad will show. It also disables swiping the lock screen.