Originally posted by zopzop
What did the Oblivion Shadow do? Even though the GF is from an alt reality, it killed an alt reality : PF, Galactus (later writers forgot this), it devastated the entire race of Celestials, and it reanimated and absorbed the Beyonder.
It was a threat to the DC Metaverse. Per Op...
It was warping reality throughout the story, Metron confirms that it is a threat to the whole metaverse at the end of issue #4 of the story:http://i.imgur.com/MtdnZAt.jpg
Same thing is stated at the end of issue 5: that it's going to destroy every dimension and era - the entire metaverse:
http://i.imgur.com/FlUvN3v.jpg
And it was doing so on panel, in the next issue:
http://i.imgur.com/xVqw06P.jpg
When defeated (due to a plot device), its effects were felt throughout all the metaverse: