As in Pac Man 3 & 4, the Coinz are more like obstaclez, than prizez. You need to clear out the pathwayz, in order to get the real work done ... acquiring sixteen Goo Puddlez! You need to bake four new Gruntz to assist you in completing the task of getting the Warpstone Piece to the King. A most excellent solution will have SIX survivorz (creating twenty Goo Puddlez)!