So many things in life are just that much better when enjoyed with a friend. Ice skating, canoeing, inline skating ... grappling a helicopter to escape the blast of a nuclear bunker buster strike you've just called in. That last scenario – and more! – is exactly what Joystiq experienced during a recent game of Mercenaries 2 online co-op with developer Pandemic Studios.
Unfortunately, there's no "Hi-Five!" peripheral (yet) for the 360 or it would have gotten plenty of use during our brazenly over-the-top cooperative mass destruction of a virtual Venezuela.