Donatello uses the Mutagen Tracker along with his ooze finder that's called The Ooze Specks.
This item first appeared in Invasion Of The Squirrelanoids
Trivia[]
- It is related to the Mutagen Tracker
- It can see residue left from Mutagen Ooze
- It was used in Newtralized! and left over lasers on the Kraang.