watch 04:21 Wiki Targeted (Games) Do you like this video? Play Sound X Sp. Def is an item introduced in Generation IV. It raises the Special Defense stat of a single Pokémon in battle. It wears off if the Pokémon is withdrawn. This article is a stub.Please help the wiki by expanding it. Retrieved from "https://pokemon.fandom.com/wiki/X_Sp._Def?oldid=1347297" Categories: Items Generation IV Items Article stubs Generation II Items Missing image Community content is available under CC-BY-SA unless otherwise noted.