Extraordinary X-Men (2015-2017) #7

As one team of X-Men stages a daring rescue mission in Weirdworld, another team stages one in the psyche of their teammate! Something happened to Nightcrawler that left his mind in turmoil. Determined to bring their friend back to sanity, Storm and Jean Grey enter his mind...but are they prepared for what awaits them there? Meanwhile, Old Man Logan, Colossus, Iceman and Magik discover just who it is they're on a mission to rescue in the wilds of Weirdworld...and the truth might tear the team apart!