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 - $9.10
NM-Mint Non English - $9.10
Lightly Played - $8.60
Lightly Played Non English - $8.60
Moderately Played - $8.20
Moderately Played Non English - $8.20
Heavily Played - $7.30
Heavily Played Non English - $7.30
Damaged - $5.90
Damaged Non English - $5.90
Foil Prices
NM-Mint Foil - $11.80
NM-Mint Foil Non English - $11.80
Lightly Played Foil - $11.20
Lightly Played Foil Non English - $11.20
Moderately Played Foil - $10.60
Moderately Played Foil Non English - $10.60
Heavily Played Foil - $9.50
Heavily Played Foil Non English - $9.50
Damaged Foil - $7.70
Damaged Foil Non English - $7.70