A level clone is a type of level that is common with several custom level sets of Chip's Challenge available on Internet. It's also, unlike the other level themes, one of the most maligned. To create a "clone", a designer uses the layout of a pre-existing level as a reference, then starts working upon it by modifying it to make it more difficult, or just different, to solve. Interestingly, some levels from Chip's Challenge 1 appear to share several aspects in design or concept, though it's unknown whether or not they were worked with the same maps. For example, both Invincible Champion and Wars include an identical section where bugs surround a cross-shaped chamber with some water and chips, but the former is solved by guiding gliders through the tiles of dirt to the bugs so Chip can force