Mecha!/Schtick/Stealth System

Stealth System
The Stealth System schtick adds 3 to the Effect Value of Security/Sneak rolls made in the mecha. Extra options may be bought which increase Progression by 1 per option.
 * External
 * Progression 5/+3
 * Optical Invisibility: Cameras, Sight. May Sneak in plain sight.
 * Sensor Invisibility: Radar, Motion Trackers, IR. May Sensor Sneak.
 * Audio Invisibility: Silent Running. May Sneak on the personal scale.