AR and neoplasm: The AR antagonist enzalutamide sensitises AR expressing melanoma cells to RSL3 and erastin independent of phenotype state, but in FAO<sup>high</sup> BRAFi relapsed tumours AR up-regulation correlates with the undifferentiated/neural-crest like (UD/NC) state, and enzalutamide synergises with ranolazine in ferroptosis-induction in UD/NC cells.