Change your preferences here.
Deals damage and has a 10% chance to confuse the target.
Confusion is the weakest special Psychic-type move available, and with the existence of Psychic as a more powerful version, more easily available option, there is literally no reason to use Confusion in a competitive environment.
Psychic is a stronger alternative with 90 Base Power.
Psyshock is an alternative with 80 Base Power that deals physical damage.