Originally Posted by Fat Warb
You'd need a good Roserade check for this core though. Specially defensive Roserade can take uninvested Ice Beams, while stacking up layers of Spikes or put you to sleep. Also it doesn't really fear paralysis and can threaten Qwilfish with it's strong STAB attacks. That's just a quick thought that came to my mind though, so I might be wrong on that.
Not necessarily. If Roserade is offensively threatened by something else on your team, Tracing Natural Cure and firing strong Ice Beams at it will still put the hurt on it. If you fall asleep or Roserade Spikes, just bring in your offensive threat.