A wall is a tile that is impassable, immovable, and indestructible. Walls are commonly used as barriers for all objects, and they are one of the most varied tiles in Chip's Challenge; there are nine types of walls in existence with varying properties and range of effectiveness.
Six walls are primary walls:
- The wall covered in this article, known simply as wall
- Blue wall
- Hidden wall
- Invisible wall
- Thin wall
- Recessed wall
and there are three secondary walls, with additional properties compared to a regular wall:
In addition to the wall tiles themselves, many tiles block passage of specific objects through them, and are termed acting walls to these objects. For example, fire is an acting wall to bugs and walkers, and also to all other monsters but the fireball in Lynx. All other monsters will be killed if they step in fire in MS.