Thundercats #20 was published by Marvel UK/Panini UK on August 1, 1987, as part of a series that began in 1987. Gerry Conway writes, and art comes from Brett Breeding, Jose Delbo and Martin Griffiths. It features Lion-O, Cheetara, Panthro, Tygra and Snarf, among 8 characters cataloged on VerseDB.