While there is no time limit, demo players have a level cap of fifteen and are restricted to the 'Millennium City crisis' missions. You can play with the character creator forever--surely one of the most exciting parts of any MMO--but are limited to two slots.

Cryptic has previously used several free-to-play weekends to lure players into spandex. Mythic's MMORPG Warhammer Online kicked off an 'unlimited' trial of its own last month.

Cryptic's boldy-going MMO Star Trek Online launches on February 2, with an open beta commencing mid-January and pre-order "early start" access from January 29.