Rex looks military. It's got angles and stuff that just look like they're designed to deflect shit.
Also, you spend twenty minutes fighting that thing and firing rockets at it
and you only really managed to 'kill' it
.
As opposed to RAY, who died in, like, 5 missiles from Mr Smegma-crazy, Raiden.
Also, you spend twenty minutes fighting that thing and firing rockets at it
and it turns out you did fuck all to the radome, it had to get shot by Grey(Gray?) Fox's Plasmagun thingy
when you shot up the cockpit so much that the controls stopped working
As opposed to RAY, who died in, like, 5 missiles from Mr Smegma-crazy, Raiden.