Same reason why Scald has a 99.9% burn rate when used on them: no one remembers the millions of offensive teams, but they'll remember the 30 minutes spent dealing with a stall teamedit: Why do so many players get the misconception that the vast majority of smogon players love using stall when its usage is usually frowned upon, and we are testing mega sab, the epitome of stall in ORAS?