Reks was granted his release from the Rangers on Tuesday after agreeing to a one-year, $310,000 contract with the Korea Baseball Organization's Lotte Giants, Jee-ho Yoo of the Yonhap News Agency reports.
Reks was designated for assignment by the Rangers on Saturday.
The Rangers optioned Reks to Triple-A Round Rock on Tuesday.
Reks was recalled from Triple-A Round Rock on Saturday.
Reks was optioned to Triple-A Round Rock on Friday.
Reks started in left field and went 0-for-4 in Monday's 9-5 win over the Rays.
Reks was recalled from Triple-A Round Rock on Monday, Kennedi Landry of MLB.com reports.
Texas optioned Reks to Triple-A Round Rock on Wednesday.
Reks went 1-for-2 with a double and two RBI in Tuesday's 6-4 win over the Phillies.
Reks went 1-for-2 as a pinch hitter then left fielder during Sunday's 7-3 win over Atlanta.