PATIENCE _ Tavern Puzzles Heavy Metal Disentanglement-Style Brain Teaser Old fashioned heavy metal brain teaser disentanglement puzzles. Double click on image for enlarged view. Objective of PATIENCE is to remove the long shuttle. Replacing the shuttle to the starting position is equally as challenging. Rated as a level 4 "Very Difficult/Very,Very Severe" (on a scale of 1 to 4). On this scale both level 3 and 4 are very challenging. Hand forged here in the United States of America. Bagged then boxed with solution.