“Terror on the Streets”
Mokkari and Simyan send a monster they've created to terrorize Metropolis.
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Superman #40 (1987) is issue #40 of DC's Superman (1987–2006), with a cover date of February 1990. Written by Jerry Ordway and drawn by Jerry Ordway.
Credits, characters and story details from the Grand Comics Database, CC BY-SA 4.0.