Board Thread:General Discussion/@comment-9490823-20141017021534/@comment-3096633-20141106120923

Xanton wrote: Gravattack has been revealed by Matt Wayne not to be able to create black holes, I guess consciously. As of Let's Do The Time War Again he can create black holes by influencing other things outside of himself to increase their gravity while he increases his own.

A black hole was only created by accident when his gravity powers clash with the time beast powers in a tug of war.