There are several hidden parts threw out the game. the only way to acheive a 100% is to get them all.
The most obvious the the one the AC test area, the radar that you knock out the ceter on the ceiling( you need a light "mech" ).
There are weapons everywhere, beleive ti or not.There is a new head under the bridge in the mission were you make a "meat-grinder."
The mission were you help defend a computer there's a FCS to the left after a few doors, you the head that looks like a skull.
There are countless.
the tournament even gives you parts that can be useful, AC dependable, The stealth unit when you get there is useful for mono-e-mono play if you have a sniping AC.
Hold L2+R2 then press down on analog button and you will get infinite boost for awhile. But when the time runs out you do not get any boost for the same amount of time.
Do this code in the AC Testing Room but blow out the middle ring on the top of the ceiling then do the code so your able to fly into it.
When your inside your can find a radar worth 21000 credits.
Turbo speed:
Hold down the right or left analog (For those of you who don't know, an analog is those things under the start and select button).
let credits get to -50000 and it will take you back to the beginning but it will give you nifty stuff.
1st time:Automatic Radar
2nd time:Ability to throw the laserblade
3rd time:Have heat taken away from attack
4th time:Ability to walk while shooting back wepons
5th time:use half of energy
6th time:Double energy
First Person View:
Hold Triangle + Square + Start. Release all buttons, then press Start again.
Ignore overweight:
Beat the game without failing a mission to keep 100% in sucess rate (save game constantly)
First Person Perspective:
Hold Triangle + Square + Start. Release all buttons, then press Start again.
Submitted By Team PowerGamerz