You may choose not to untap Rubinia Soulsinger during your untap step. {T}: Gain control of target creature for as long as you control Rubinia and Rubinia remains tapped.
Near Mint - $16.50
Lightly Played - $15.50
Moderately Played - $12.25
Heavily Played - $9.75
Damaged - $6.75
Near Mint Non-English - $16.50
Lightly Played Non-English - $15.50
Moderately Played Non-English - $12.25
Heavily Played Non-English - $9.75
Damaged Non-English - $6.75