Profit 4.
Spend all your Coins and damage an enemy unit by the same amount.
Profit: Gain a specified number of Coins when this card is played. You may possess a maximum of 9 Coins.
Coin: The Novigradian underworld's currency of choice for paying Fees and Tributes. You may possess a maximum of 9 Coins. Your Coin-count is reduced by half (rounded down) when carried over into the next round.
What do ye mean, Why? The game was beginnin' to drag!