He hit . 450 with a . 700 slugging mark in 21 plate appearances .
The Halos ' most dangerous postseason hitter those three seasons -- believe it or not -- was Mathis .
Mathis hit . 450 with a . 700 slugging mark in 21 plate appearances .
The Halos ' most dangerous postseason hitter those three seasons -- believe it or not -- was Mathis .