makes use of the Konami Code, which increases the number of lives from three to 30. The first two levels of Life Force were profiled in the second issue of Nintendo Power, issued in 1988. Several issues later the entire game was re-profiled. MSX The MSX port of is significantly different from the original and any other ports. New to this port is a graphical introduction that introduces human pilots for each ship, as well as names for each stage. The levels are notably longer than the arcade original, and the player is forced to start from a pre-defined checkpoint upon death of either pilot, instead of starting where he left off. After level two, the player can choose the order of the next three stages. In addition, the player can collect "E" capsules by destroying certain enemies. Collecting fifteen will permanently upgrade one of the available weapons on the power-up bar. Some weapons allow the player ships to merge, one player controlling movements and the second player controlling weapons. Instead of the Vic Viper and the Lord British Space Destroyer, the ships are known as the Sabel Tiger and the Thrasher; piloted by human characters named Iggy Rock and Zowie Scott. The story takes place in the year 6709 A.D and has 2 different endings. The MSX version was re-released for the Wii's Virtual Console in Japan on January 12, 2010. It was later released for the Wii U's Virtual Console on July 20, 2016. They were also made available for the Project EGG on Windows Store on May 19, 2015. PC Engine A version for the PC Engine was released on December 6, 1991. Based on the arcade version of Salamander, changes on this port include starting from a pre-defined checkpoint upon death in 1 Player mode, faster enemy animations, and improved music. In Japan, the PC Engine version was re-released for the Wii's Virtual Console on September 11, 2007, for PlayStation Network on July 21, 2010 and for the Wii U's Virtual Console on October 22, 2014, and also for the Project EGG con Windows Store on March 3, 2014. It was released in North America on November 16, 2017 for the Wii U Virtual Console. The PC version is on the TurboGrafx-16 Mini released in 2020 and is the sole title from the compilation that is excluded from the Japanese model while being included in the