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 - $9.30
NM-Mint Non English - $9.30
Lightly Played - $8.80
Lightly Played Non English - $8.80
Moderately Played - $8.30
Moderately Played Non English - $8.30
Heavily Played - $7.40
Heavily Played Non English - $7.40
Damaged - $6.00
Damaged Non English - $6.00
Foil Prices
NM-Mint Foil - $12.10
NM-Mint Foil Non English - $12.10
Lightly Played Foil - $11.50
Lightly Played Foil Non English - $11.50
Moderately Played Foil - $10.90
Moderately Played Foil Non English - $10.90
Heavily Played Foil - $9.70
Heavily Played Foil Non English - $9.70
Damaged Foil - $7.90
Damaged Foil Non English - $7.90