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 - $36.60
Lightly Played - $29.30
Moderately Played - $25.60
Heavily Played - $22.00
Damaged - $18.30
Near Mint Spanish - $36.60
Lightly Played Spanish - $29.30
Moderately Played Spanish - $25.60
Heavily Played Spanish - $22.00
Damaged Spanish - $18.30