(↑ Back to the AttackDex index.)& ど◀ (0xFD) is a glitch move in Pokémon Crystal.
This glitch move may be shown to be of the Fighting-type with 6 base Attack on a Pokémon's move summary. In battle however, it is shown as an Electric-type move.
Using this glitch move may set up a Substitute (that as usual will eventually break after enough damage is taken) and there are no known side effects.