看来是因为黑色星期五的关系
http://store.steampowered.com/sale/mystery_midweek/
The Blackwell Legacy 40% $11.99
http://store.steampowered.com/app/80330/
Gemini Rue 40% $5.99
http://store.steampowered.com/app/80310/
Sherlock Holmes: Crimes and Punishments 33% $26.79
http://store.steampowered.com/app/241260/
Puzzle Agent 75% $1.24
http://store.steampowered.com/app/31270/
Gunpoint 60% $3.99
http://store.steampowered.com/app/206190/
Safecracker: The Ultimate Puzzle Adventure 75% $1.24
http://store.steampowered.com/app/3260/
Alan Wake's American Nightmare 50% $4.99
http://store.steampowered.com/app/202750/
Runaway, The Dream of The Turtle 75% $2.49
http://store.steampowered.com/app/7220/
Max Payne系列 75%
http://store.steampowered.com/app/12140/
http://store.steampowered.com/app/12150/
http://store.steampowered.com/app/204100/
L.A. Noire 75% $3.74
http://store.steampowered.com/app/110800/
Sam & Max: Season Two 75% $4.99
http://store.steampowered.com/app/901663/
The Wolf Among Us 50% $12.49
http://store.steampowered.com/app/250320/
以上仅收入大部份，之后就自行观看吧XD