| 9/22/2011 |
If Master Thief leaves the battlefield, you no longer control it, and its control-change effect ends. |
| 9/22/2011 |
If Master Thief ceases to be under your control before its ability resolves, you won't gain control of the targeted artifact at all. |
| 9/22/2011 |
If another player gains control of Master Thief, its control-change effect ends. Regaining control of Master Thief won't cause you to regain control of the artifact. |
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