0.0. Gradient Tool for decoration Obviously, it'll be very useful.
0.1. Custom color pad for decoration (3, 5, 7 or more slot) Store some saved color temporarily. Rather handy.
1.0. Polygon Tool for element drawing Hold alt, click few dots to form a closed shape, release alt, TPT will fill the shape with chosen element If your dots(trace) is not closed, TPT will close it automatically in some way ( kinda like the polygonal lasso tool in Photoshop)