Spin-Dig Galaxy

Spin-Dig Galaxy is a galaxy confirmed to appear in Super Mario Galaxy 2. Most of the planets seen in this galaxy are dirt. Mario can find and pick a drill item to bore the ground of these planets to reach the other side of them or enter underground areas. Digg-Legg is one of the bosses that would appear in the galaxy. Enemies that would include as well are some yellow ground-dweller drill creatures that greatly resemble to Bullet Bills.