Prevents foe from switching Pok&eacute;mon or escaping. Not effective against <a href="http://pldh.net/dex/type/flying"><img src="http://media.pldh.net/types/flying.png" alt="type img" /></a>-types and Pok&eacute;mon with the <a href="http://pldh.net/dex/ability/levitate" class="linksred">Levitate</a> ability.