SvennoJ on 18 March 2014
And then they give it 9/10 with this
Ground Zeroes is a joyous tangle of toys jostling around in a well-formed sandbox, and the various side missions that sit separately from the main campaign take great pleasure in pushing you to explore and exploit them. They're a playful bunch, revelling in emergent action that unravels in often unpredictable ways. Spend eight hours dabbling with Ground Zeros' playground and it will still find so many ways to surprise you.
Speedrun of the main mission doesn't mean much.
