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We report an unprecedented anisotropic superconductivity in Eu(Fe0.75Ru0.25)2As2single crystals.The in-plane resistivity (ρab) and vertical magnetization (Mc) show a superconducting transition at TSC=23 K with zero resistance and magnetic shielding,respectively.In comparison,the out-of-plane resistivity (ρc) does not go to zero,neither does the horizontal magnetization (Mab) show the shielding against external fields.