Oh there shouldn't be. I-I know it's a bit...off putting but it does work. It's definately- [ just a slight pause as his eyes glow bright green for a second and the circle that's now drawn into the grass and dirt lights up with a blue light. ] -worth the trouble.

[ He'll straighten from his position on the floor. A small nod and a smile as he goes over his work before looking at Splinter and Donatello. ] One down, three more to go!

[ He nods. ] Back and the sides should do well enough in setting up a perimeter.