Keywords: MID28834, SMID30243, Herakles 1390, I. 2.a. Opfer gr 183, III. 6.c. Verehrung 67, votive relief, relief, Attica, marble, -400/-300, Greece, Le Pirée, Musée Archéologique, 33, altar, sacrificial animal, worshipper, praying man, pig, sheep, sacrificial assistant (boy), altar: monolithic block, Herakles