Although it can only be upgraded till Level- 10
but for future features
tracker can able to invert its capability of detecting stealth units and buildings....
Level-20 Talent Tracker - invertracker
make a stealth area around itself in the range of tracker
inverTracker apply stealth to friendly units
and this talent could be disabled from workshop .....
just like technical rocket turret and flamethrower turret
the stealth unit will lose their invisibility if tracker die or enemy unit comes inside tracker range
hater keep away specially vegeta 1992001