It certainly adds extra layers of strategy to the format, creating essentially a perfect storm of addictive gaming action that's as fun to watch as it is to play. (androidcentral.com)
Aside from the super-tight gunplay, the ability to use drones and high - tech grenades adds a whole extra layer of strategy during stand - offs. (tomsguide.com)
More are unlocked as you level up and progress through the missions, and so far they've added an extra layer of strategy to the battles. (nintendowire.com)