http://baseballanalysts.com/archives...lad_of_d_1.php

Herrera Lg. Avg.
OPS Against .518 .764
BABIP .293 .333
WHIP 0.94 1.47
BB/9 1.99 3.58
K/9 10.10 7.62
HR/9 0.00 0.81
GB% 70.7% 45.7%


That GB% sticks out, and this article is a year old. I still think he won't ever do anything useful, but I guess it is possible he could continue his abnormally decent stats.