From the New Extended (CD) Game only Features for 2013 section of the MBT GG
Quote:
wreck display- ON/OFF for 2013
The display of wrecks In the game map can now be toggled on and off as with Victory Hexes in order to allow a less cluttered view of the map if needed. The “|” key (above the “\” key ( That is the Victory Hex toggle on/off shortcut on a US/UK keyboard) is assigned to the function.
|
It is also listed in the in game help files
That said the game guide deployment hotkey list in both games need work which I will endeavor to do for the next release