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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Merciless Flash Gordon foe:

MING: Merciless Flash Gordon foe
MING: __ the Merciless: Flash Gordon foe
MING: ___ the Merciless (Flash Gordon's foe)
MING: Flash Gordon's merciless foe