Vedalken Shackles 218/229 (Modern Masters)

You may choose not to untap this artifact during your untap step. {2}, {T}: Gain control of target creature with power less than or equal to the number of Islands you control for as long as this artifact remains tapped.

NM - $15.60
LP - $12.50
MP - $9.40
HP - $6.30
DMG - $3.20