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.
NM-Mint - $8.50
NM-Mint Non English - $8.50
Lightly Played - $8.10
Lightly Played Non English - $8.10
Moderately Played - $7.70
Moderately Played Non English - $7.70
Heavily Played - $6.80
Heavily Played Non English - $6.80
Damaged - $5.60
Damaged Non English - $5.60
Foil Prices
NM-Mint Foil - $8.80
NM-Mint Foil Non English - $8.80
Lightly Played Foil - $8.30
Lightly Played Foil Non English - $8.30
Moderately Played Foil - $7.90
Moderately Played Foil Non English - $7.90
Heavily Played Foil - $7.00
Heavily Played Foil Non English - $7.00
Damaged Foil - $5.70
Damaged Foil Non English - $5.70