For the last 10 games? He's not on the 40-man and can't play in the playoffs and it's likely he'd hit about as well as Mateo this year at the MLB level.
We should realize that it's not easy for any pitcher to get through the first half of the Astro's lineup. Two guys bordering on 1.000 OPS, one .900, and an .800+. This is not an easy lineup for any pitcher to navigate.