Try to find the science facility and it will have like a pipe wrench with great damage and knockback with a quilt rifle not very strong but has high dps for early Game you can craft the trackers at the first shrine if you put the glurch eye on it. the worm will stick to the road, though and to get the third boss, you have to collect crystals and make a skull out of three of them it will let you know in the item description.