I'd say the toxicity exists solely within the fanbase and him.
I have never seen so much of seen a hint of disharmony between him and his teammates, quite the opposite in fact.
Yea, I bet it went down really well with teammates if Rose took a dump on them behind their back to the manager, claiming that "other player were rubbish. It's facts".
Who would not love to hear someone talking about you in this way. Prolly more loved in our dressing room than Santa.