Change your preferences here.
Deals damage and has a 10% chance to lower the target's Speed one stage.
Don't use this. It's outclassed by virtually every other Normal-type move in the game, thanks to its horrible Base Power, and its only side effect has a very low chance of happening.
Body Slam has a higher Base Power and boasts a chance to paralyze opponent.
Double-Edge is a much more powerful alternative; however, it inflicts recoil damage upon the user.