Fishious Rend and Bolt Break does more damage than its supposed to. A player and my staff ran some tests in-game using
https://calc.pokemonshowdown.com/ for reference for the actual damage. Here are the results from the tests:
252+ Atk Choice Band Strong Jaw Dracovish Fishious Rend (170 BP) vs. +6 0 HP / 252+ Def Celesteela: 94-112 (28 - 33.4%) -- 96% chance to 4HKO after Leftovers recovery. OHKOed in game (Demonstration:
https://www.youtube.com/watch?v=mtDtSa_ZgR4)
252+ Atk Choice Band Strong Jaw Dracovish Fishious Rend (170 BP) vs. +6 0 HP / 252+ Def Deoxys-Defense: 69-82 (28.6 - 34%) -- 1.2% chance to 3HKO. OHKOed in game
252+ Atk Choice Band Strong Jaw Dracovish Fishious Rend (170 BP) vs. +6 252 HP / 252+ Def Bastiodon in Rain: 200-236 (61.7 - 72.8%) -- guaranteed 2HKO. OHKOed in game
252+ Atk Choice Band Strong Jaw Dracovish Fishious Rend (170 BP) vs. +6 252 HP / 252+ Def Shuckle in Rain: 158-188 (64.7 - 77%) -- guaranteed 2HKO. OHKoed in game
252+ Atk Choice Band Strong Jaw Dracovish Fishious Rend (170 BP) vs. +6 252 HP / 252+ Def Steelix-Mega in Rain: 158-188 (44.6 - 53.1%) -- 27.7% chance to 2HKO. OHKOed in game