P.J. Washington Blocks Prop is currently Over/Under 0.5 (-161/+121).
The money has been on the Over as it opened 0.5 @ -133 before it was bet up to 0.5 @ -161.
FACTORS THAT FAVOR THE OVER:
The Toronto Raptors have played at the 5th-speediest pace-of-play in the league since the start of last season, which should increase plays for the Dallas Mavericks.