Change&#39;s the opponent&#39;s ability to <a href="http://pldh.net/dex/ability/insomnia" class="linksred">Insomnia</a>. Fails if the opponent&#39;s ability is <a href="http://pldh.net/dex/ability/multitype" class="linksred">Multi-Type</a> or <a href="http://pldh.net/dex/ability/truant" class="linksred">Truant</a>.