Conversation so far:
What year did Returning to the Xmen come out?
X-Men: a Team Reunited... a Dream Reborn! came out in October 1998.
What was X-Men: a Team Reunited... a Dream Reborn! about?
Following the wedding of Captain Britain and Meggan, Excalibur disbands and Nightcrawler returns to the X-Men with Shadowcat and Colossus.

Question: What did Nightcrawler do?
Self-contained rewrite: What did Nightcrawler do?