Complex sentence: The currently available Undercity missions are in Moon Palace, Koinonia and Cras, listed in increasing difficulty; an Undercity mission in Koinonia will be more difficult than one at Moon Palace.
Split into simpler sentences: The currently available Undercity missions are in Moon Palace, Koinonia and Cras, listed in increasing difficulty. An Undercity mission in Koinonia will be more difficult than one at Moon Palace.