It's Christmas day, so let's see what Steam has given us as discounted presents today.
The flash sales are Kingdoms Rise ($10.04), Guncraft ($3.74), Dungeon Defenders ($2.24), and The King of Fighters XIII ($10.19). The current community choice pick is Shelter at $2.49. The next community choice voting is between The Wolf Among Us, Papers, Please, and Gone Home.
Bonus: Left 4 Dead 2 is FREE right now.