I've decided to recommend from A03 just becuase I'm sure you all are so familiar with the FFT Archives. My favorite trope, without a doubt, is Time Travel, so here are my favs:
1. Time Mutable Immutable by deGroot- It's a SS/HG. (I know a lot shy away from that pairing) but I love them together. Hermione is trying to stop some Voldemort Worshipers from changing time. They have determined that Snape is the lynchpin to the entire war and she must protect a teenage Snape. I love the friends to