[myth-simba]

the commands when deployed will make a box of supplies parachute from the sky. They land in front of you and so on.

For vehicles its a bigger bix and pressing A on the box opens it and you can get into the vehicle.

The speeder is more effective for iricia then the mech although not more powerful. Why is it more ffective? you are suppose to be capturing bases. you could easily shoot people from a distance then land on the base, touch ground and fly off again. That is why the speeder is the hardest vehicle to get.