"And against all the gods of Egypt shall I execute judgments. I am the L–rd.": "Judgments": different from each other. Images of stone crumbled; of wood, rotted; of metal, rusted. As it is written (Numbers 33:4) "And the Egyptians were burying (those) whom the L–rd had smitten — every first-born, and against their gods the L–rd had executed judgments." Others say: Those of stone rotted; those of metal melted.
Against All the God's of Egypt Shall I Execute Judgments
Mekhilta Tractate Pischa 7:17