When this Case enters the battlefield, investigate. (Create a Clue token. It's an artifact with "2, Sacrifice this artifact: Draw a card.")
To solve — You control three or more artifacts. (If unsolved, solve at the beginning of your end step.)
Solved — 2U, Sacrifice this Case: Put four +1/+1 counters on target noncreature artifact. It becomes a 0/0 Bird creature with flying in addition to its other types.
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
Foil Prices
NM-Mint Foil - $0.20
Lightly Played Foil - $0.20
Moderately Played Foil - $0.20
Heavily Played Foil - $0.20
Damaged Foil - $0.20
NM-Mint Foil Non English - $0.20
Lightly Played Foil Non English - $0.20
Moderately Played Foil Non English - $0.20
Heavily Played Foil Non English - $0.20
Damaged Foil Non English - $0.20