Ja Morant Blocks Prop is currently Over/Under 0.5 (+210/-300).
The money has been on the Over as it opened 0.5 @ +220 before it was bet up to 0.5 @ +210.
FACTORS THAT FAVOR THE OVER:
The most up-tempo pace-of-play team in the league this year has been the Grizzlies.
The Grizzlies will likely see a spike in possessions in this game from competing against the 7th-fastest pace-of-play away offense in the NBA over the last 5 games (the Houston Rockets).