1) TMNT - 4hrs, just complete the game which is too easy.
2) Open Season - 4hrs, finish the game, really easy. the snowball blitz can be difficult, but can be perfected on 4 to 5 tries.
3) NBA 2K6 - Full 1000 points in 1 GAME. Just adjust the sliders, 15mins
4) College Hoops 2K6 - NBA 2K6 of the college b-ball achieves, 15mins
5) EA SPORTS FN3 - low blow your way to 1000 points, 4hrs
6) Madden NFL 06 - Sim your way to 1000, 4hrs
7) NBA 2K7 - Use a guide from achieve360points then find a boosting partner for the online wins
8) King Kong - just finish the game, 6 hrs and incredibly boring
9) MLB 2K6 - rent it today, return it tomorrow. got it by just playing 2 games
10) NHL 2K6 - use a 2nd controller for the penalty shot achievement, easy.
11) NBA Live 06 - gawd this is too easy, you can sim the season
12) FIFA 06 - 1 night rental
13) NBA STREET Homecourt - 4hrs offline, 1hr online. Look for a boost buddy.
14. Fuzion Frenzy 2 - 6hrs of gameplay. need boosting also.
15. NCAA March Madness 2007 - 1 night rental
16. Cars - Easy achievements except for the postcard collection which might take a while
17 MLB 2K7 - easy offline achievements except for the wall grab. Online can be boosted together with a patient friend.
18. NBA Live 07 - Easy except for the ridiculous 1000 people online achievement.