Update! I cleaned up the detailed damage result a lot, both on the manly calc and the copypastable results for the mass calcs. It now gives all the relevant info, and only the relevant info.
252+ Atk Choice Band Sheer Force Darmanitan Flare Blitz vs. 252 HP / 252+ Def Politoed through Reflect in rain: 47-56 (12.23 - 14.58%) -- 9HKO at best
-1 252+ Atk Wacan Berry Technician Scizor Natural Gift (60 BP Electric) vs. 56 HP / 0 Def Gyarados: 352-416 (102.02 - 120.57%) -- guaranteed OHKO
252+ SpA Choice Specs Reshiram Blue Flare vs. 252 HP / 84+ SpD Parasect in sun on a critical hit: 4624-5448 (1427.16 - 1681.48%) -- guaranteed OHKO
Also, I finally deactivated the freehosting.com link. I'd been locked out of that account for months so that version was super outdated. If you're wondering why it's a 404 now, it's because you've been using the wrong version! The byethost link in my sig is the one you want.