248 HP minimizes residual damage such as from Sandstorm, Poison and even Leech Seed. 252 HP makes you die to Stealth Rock faster, even with Regenerator.
<&GreatSage> if nothing else it's a "trickroom teaches pokemon" thread
<&GreatSage> which is reason enough to keep it
<@Colonel_M> I once heard Jibaku considered Scarf Gyarados for his Ubers team
<syrim> Trickroom the ultimate synguuest