Yes Sir
*Focus harder and concentrates chakra towards a portion of the ground and breaks the particle of the earth down a little deeper to make the mud appear more swallow*
You meant shallow, right? o.o Just making sure lol.
*the mud river seems deep, but it is more of an oval or elliptical shape than a river*
Stretch the chakra out wider, so that it's longer than it is wide, but still decently wide. Stretch it enough so that the river is practically endless; make it stretch further away than we can see.