I guess because Texas is the road team, their team total is higher even though they are the underdog?
Pinnacle:
Texas Rangers
OVER 3 -120
UNDER 3 +103
Tampa Bay Rays
OVER 3 +109
UNDER 3 -127
Pinnacle:
Texas Rangers
OVER 3 -120
UNDER 3 +103
Tampa Bay Rays
OVER 3 +109
UNDER 3 -127