Conversation so far:
What was the age of Apocalypse?
Age of Apocalypse is a 1995 comic book crossover storyline published in the X-Men franchise of books by Marvel Comics.
Did Blob have any special powers in Age of Apocalypse?
It appears that McCoy or Sinister himself had his powers altered in a manner that allowed Blob to project his gravitational field outward.

Question: Were there other characters?
Self-contained rewrite: Were there other characters besides McCoy, Sinister, and Blob?