Meep, trying again here. I hope that one works?

It could be SO MUCH FUN! Let's do this!

Hey, no shade. The Darkling was blinded with grief and accidentally created a Shadow Fold that has been killing people for 400 years. He'd get it.

If he knows about the personal mission, and then willfully tries to get Peter to help him? I think that would count as messing it up on purpose. I am all for trying because I an hella easy