Catalytic Reactions In article number 2207666, Xiaoguang Duan, Shaobin Wang, and co-workers report on the application of well-designated multifunctional FeOx@MnO2@SiO2 micromotors as mobile microreactors for catalytic water purification. H2O2 is fuel to generate oxygen bubble propelling peroxymonosulfate green oxidant free radical species realize degradation emerging micropollutants in water. T...