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 - $8.90
NM-Mint Non English - $8.90
Lightly Played - $8.40
Lightly Played Non English - $8.40
Moderately Played - $8.00
Moderately Played Non English - $8.00
Heavily Played - $7.10
Heavily Played Non English - $7.10
Damaged - $5.80
Damaged Non English - $5.80
Foil Prices
NM-Mint Foil - $14.50
NM-Mint Foil Non English - $14.50
Lightly Played Foil - $13.80
Lightly Played Foil Non English - $13.80
Moderately Played Foil - $13.10
Moderately Played Foil Non English - $13.10
Heavily Played Foil - $11.60
Heavily Played Foil Non English - $11.60
Damaged Foil - $9.40
Damaged Foil Non English - $9.40