Most satisfying part of this game,
for the most part in addition to the same things most of the others listed,
Is after a particularly hairy encounter, limping a wounded bird home. Lining her smoking, crippled hulk up on the field and trying to crash delicately enough to get the satisfying "You have landed successfully" message.
While racking numerous kills, and heavy bomb damage is fun. Nothing is as cool to me as making it home, when the odds were so stacked against me. ....that's fun to me