Lego Rock Raiders was a Lego theme introduced 1999, and discontinued in 2000. Rock Raiders was the only theme in the Lego Underground series before Lego Power Miners. The theme, while short-lived, featured sixteen sets and was backed-up by numerous story-related media, including several comic books and video games.The premise of the story involves the crew of the LMS Explorer. The vessel is damaged after wandering into an asteroid field and is sucked into a wormhole, the wormhole exits in an alien galaxy, parallel to the Milky Way. The LMS Explorer's captain orders the ship to use its reserve power and head for the nearest planet. The planet is abundant in the mysterious but powerful Energy Crystals. There the Rock Raiders, whilst repairing the ship, must venture inside the dangerous caverns of the planet to collect the precious Energy Crystals to power the ship.

Lucky Luke is a western comics series created by Belgian cartoonist Morris in 1946. Morris wrote and drew the series single-handedly until 1955, after which he used other writers, beginning with Astérix creator René Goscinny. French artist Achdé has drawn the series since Morris's death in 2001.The series takes place in the American Old West and stars the titular Lucky Luke, a gunslinger known as the "man who shoots faster than his shadow", and his intelligent horse Jolly Jumper. Lucky Luke is pitted against various villains, either fictional or inspired by American history or folklore. The most famous of these are the Dalton Brothers. The stories are filled with humorous elements parodying the Western genre.Lucky Luke is one of the best-known and best-selling comics series in Europe and has been translated into numerous languages. 68 albums have appeared in the series as of 2014, at first published by Dupuis, then from 1968 by Dargaud, and from 1999 by Lucky Comics. Each story was first serialized in a magazine: in Spirou from 1946 to 1967, in Pilote from 1967 to 1973, in Lucky Luke in 1974–75, in the French edition of Tintin in 1975–76, and in various other magazines since. The series has been adapted to various other media, such as animated films and television series, live-action films, video games, toys, and board games. About half of the series' adventures have been translated into English. Lucky Luke comics have been translated into 23 languages, including many European languages, some African and Asian languages.