BAD™ reactors are reactors which feed upon, generate, cause, or otherwise interact with [[BAD™]]. BAD™ reactors are known to replicate [[pentation|pentationally]], and are known to be [[bad]]. If one ever converses with a BAD™ reactor, one will find it to be [[wrong]] in all ways.

= History
BAD™ reactors are thought to have been [[retroactive|retroactively]] been caused by BAD™ reactors, to cause more bad. They are known to be the cause of [[IPv4]]'s persistence, among other bad standards.