BCL2 and neoplasm: A novel “two birds with one stone” therapeutic strategy based on GOx‐functionalized rhenium nanoclusters‐doped polypyrrole (Re@ReP‐G) inhibits ATP, defensive HSP, and anti‐apoptotic Bcl‐2 for hyperthermia‐enhanced enzyme‐mediated tumor apoptosis, while increasing H2O2 levels for enzyme‐promoted metabolic clearance.