Common misconception. Bulls aren't angered by the color red (they can't even see red), rather they get enraged by the bull fighter's spastic and jeering behavior.
Then again, this is a Tauros, not a real life bull, so who knows.
You're not worthy enough to be swapped against sis!That tickles!Are you sure? You don't have to push yourself.Patience please.Is that so?Bull fight!You should just leave this to me.It's all right, you know.Aiaaahhh! What are you doing?Bide!!Uheheh