Let's be real on why every Warlock wants This exotic chest piece "Heart of Praxic Fire". It's so they can cheese Atheon solo! With Sunsinger and two grenades you still can't push off Atheon because your nades won't recharge fast enough while radiance is active. But with heart of Praxic equipped, you can spam grenades at Atheon knocking him off before you get teleported. So let's be realistic on why you want the chest piece...