The MLB Super rare power system Play is on the Arizona Diamondbacks. Game 962 at 9:40 eastern. Arizona fits a rare system here tonight that plays on home favorites off a home dog loss that had 4 or less hits in the loss and are taking on an opponent , like Colorado that lost at home as a favorite in their last game. These teams are undefeated since 2004. Arizona is a perfect 8-0 as a home favorite off a home loss. they are 3-1 vs leftys averaging 5 runs per game. Colorado has lost 4 of the last 5 on the road off a home loss and 13 of the last 19 here in Arizona. Anderson for Arizona has better numbers than Matzek for Colorado. Anderson is 2-0 allowing just 2 runs in 12 innings here vs the Rockies. Look for Arizona to take the opener.