Guild Wars Trilogy (PC, 2008)
Great game. No monthly fee. Entertaining with good cont
It's a great time waster with no monthly fee. Keeps account together for 2 years even when inactive. Tons of content and constant expansions.
Painkiller: Gold Edition (PC, 2005)
Never gets boring. Levels are vastly different and has the most varied types of weapons ever seen. Plus it's very easy to get inside game to alter codes for those that like to cheat.