You can cover a face-down manifested creature with this reminder card.
A manifested creature card can be turned face up any time for its mana cost. A face-down card can also be turned face up for its morph cost.
NM-Mint - $0.20
Lightly Played - $0.10
Moderately Played - $0.10
Heavily Played - $0.10
Damaged - $0.10
NM-Mint Non English - $0.20
Lightly Played Non English - $0.10
Moderately Played Non English - $0.10
Heavily Played Non English - $0.10
Damaged Non English - $0.10