Sizemore was pulled from the lineup for Monday's game for Toledo in anticipation of this move. He entered the game hitting .408/.495/.605 with two homers in 92 plate appearances.
Sizemore played in 48 games last season for the Tigers, hitting .224/.296/.336 with three homers in 163 plate appearances.
Rhymes was hitting .221/.321/.235 in 81 plate appearances this season.
Detroit has lost seven straight games, its longest losing streak of the season.For more baseball news, rumors and analysis, follow @cbssportsmlb on Twitter or subscribe to the RSS feed.