You may activate loyalty abilities of Teferi, Master of Time on any player's turn any time you could cast an instant.
+1: Draw a card, then discard a card.
−3: Target creature you don't control phases out. (Treat it and anything attached to it as though they don't exist until its controller's next turn.)
−10: Take two extra turns after this one.
Near Mint - $15.60
Near Mint Non-English - $15.60
Lightly Played - $14.10
Lightly Played Non-English - $14.10
Played - $10.90
Played Non-English - $10.90
Heavily Played - $9.40
Heavily Played Non-English - $9.40
Damaged - $7.80
Damaged Non-English - $7.80
Foil Prices
Near Mint Foil - $16.50
Near Mint Foil Non-English - $16.50
Lightly Played Foil - $14.80
Lightly Played Foil Non-English - $14.80
Played Foil - $11.50
Played Foil Non-English - $11.50
Heavily Played Foil - $9.90
Heavily Played Foil Non-English - $9.90
Damaged Foil - $8.30
Damaged Foil Non-English - $8.30