Sure, but Plat StallRein used Toxic. He only gained Super Fang on HGSS, which is much better. Indeed, but most people battle on online emulators / use AR, so it's legit.
"My client has no memory of that." /quote from "30 Rock". There are another set of seven words, but they might be a bit innapropriate.
Btw, I just finished the game. It's pretty awesome, but I won't spoil you the details. unless you want to.