The Dynamo closed the 2017 MLS SuperDraft by picking Penn State defender Robby Sagel in the fourth round.
Slagel started 31 of 32 matches in his junior and senior seasons. He played at Temple as freshman and sophomore.
It is rare for third- and fourth-round draft picks to make an impact in MLS. Slagel most likely will have a chance to play for the Dynamo's USL affiliate Rio Grande Valley FC.
The biggest story of the draft for Houston occurred Friday during the first two rounds of the SuperDraft.
First, the Dynamo traded the No.