At the beginning of your upkeep, you may exile Cosima. If you do, it gains "Whenever a land enters the battlefield under your control, if Cosima is exiled, you may put a voyage counter on it. If you don't, return Cosima to the battlefield with X +1/+1 counters on it and draw X cards, where X is the number of voyage counters on it."
Reverse Type:
Legendary Artifact — Vehicle
Whenever a Vehicle you control deals combat damage to a player, that player exiles that many cards from the top of their library. You may play lands from among those cards for as long as they remain exiled.
Crew 1
Near Mint Foil - £1.80
Lightly Played Foil - £1.60
Moderately Played Foil - £1.30
Heavily Played Foil - £0.90
Damaged Foil - £0.60
Near Mint Foil Non English - £1.80
Lightly Played Foil Non English - £1.60
Moderately Played Foil Non English - £1.30
Heavily Played Foil Non English - £0.90
Damaged Foil Non English - £0.60