Teferi Master of Time

“You may activate loyalty abilities of Teferi, Master of Time on any player's turn any time you could cast an instant. <br> [+1]: Draw a card, then discard a card. <br> [-3]: Target creature you don't control phases out. <em>(Treat it and anything attached to it as though they don't exist until its controller's next turn.)</em> <br> [-10]: Take two extra turns after this one.”