Welcome to Smogon! Take a moment to read the Introduction to Smogon for a run-down on everything Smogon, and make sure you take some time to read the global rules.
You know, there used to be an old showdown meme about everyone being a secret BP alt. Admittedly this was a different BP but let's just pretend it's this BP for the sake of the joke.
https://replay.pokemonshowdown.com/gen9superstaffbrosultimate-2118013216
Turn 16-19. Toxicroak uses cringedadjoke which from the description says it's supposed to get +1 attack and +1 defense each time the opponent hits themself in confusion caused by the move. Opponent hits themself in...
I am here to announce that I have no thoughts on anything and care about nothing. And this makes me better than people who get political by caring about stuff.
252+ Atk Choice Band Tera Bug Lokix First Impression vs. 0 HP / 4 Def Zigzagoon: 542-638 (249.7 - 294%) -- guaranteed OHKO
I hope this calc makes you happy.
Fun fact: In generation 4 of pokemon, in the pal park, shuckle is found on the ocean tile set which means it can swim. With a base speed of 5 though, it can't swim very fast.