Willbreaker
Creature — Human Wizard
Whenever a creature an opponent controls becomes the target of a spell or ability you control, gain control of that creature for as long as you control this creature.
"Master your mind, or I shall master it for you."
Dan Murayama Scott
Magic Origins (ORI)
• #84Rulings
If you lose control of Willbreaker before its ability resolves, you won’t gain control of the creature at all.
(wotc • 2015-06-22)
If Willbreaker leaves the battlefield, you no longer control it, and its control-change effect ends.
(wotc • 2015-06-22)
If another player gains control of Willbreaker, its control-change effect ends. Regaining control of Willbreaker won’t cause you to regain control of the creature.
(wotc • 2015-06-22)
Rulings
If you lose control of Willbreaker before its ability resolves, you won’t gain control of the creature at all.
(wotc • 2015-06-22)
If Willbreaker leaves the battlefield, you no longer control it, and its control-change effect ends.
(wotc • 2015-06-22)
If another player gains control of Willbreaker, its control-change effect ends. Regaining control of Willbreaker won’t cause you to regain control of the creature.
(wotc • 2015-06-22)