Trader's Masterpiece

Sailing (A creature with sailing can only attack if both you and defending player control an island. A creature with sailing can only be blocked by creatures with sailing or swimming.)
Whenever you draw a card, you may put it into your graveyard. If you do, put X coin counters onto Trader's Masterpiece equal to the cards converted mana cost.
Remove X coin counters from Trader's Masterpiece: Draw X cards.