I don't want to say much, because I'm afraid I may spoil some things, so I'll keep this brief:
Using a Sliders-esque storytelling technique, this paints a dark and interesting take on a world where Rainbow Dash didn't pull off the Sonic Rainboom. I highly recommend it and think it deserves a Tv Tropes page.
FanficRecs A World Without Rainbows brief review
I don't want to say much, because I'm afraid I may spoil some things, so I'll keep this brief:
Using a Sliders-esque storytelling technique, this paints a dark and interesting take on a world where Rainbow Dash didn't pull off the Sonic Rainboom. I highly recommend it and think it deserves a Tv Tropes page.