Here's Winter's cover for the Icewings and Greed.

This was actually one of the easiest to figure out what I wanted to do besides Wrath.

Gluttony was the hardest to figure out on what I wanted to do.
Sloth took the longest amount of time because I had to grey Glory out by hand.
Envy I'm the least proud of just because.
Lust and Pride I'm the most proud of because of how they turned out.
Wrath and Greed were easy to figure out what I wanted to do.