It may have some wear and tear (or character, depending on how you look at it). Do not worry, it is still perfectly usable and our expert team have made sure there is no major damage – you are getting a great item for a great price! 3-Full-Games-in-1. If you're a fan of 80's style retro shooters, this compilation is for you! Terra Trilogy is a trio of new takes on the classic and retro arcade genre of the 1980’s. While capturing the twitch gameplay of their predecessors, they're brought to you in glorious HD, using vector graphics to provide clean visuals.