Humm mister moo you can't trade credits, only code
Karker you can buy one on the market, but you have to level it up (it's long for a Leader)
But you can buy a maxed one from someone on the board.
You don't need to buy credits to buy cards, only to sell
Urban Rivals | Free Online Manga Trading Card Game | TCG | MMO
The Urban Rivals team is made by lovers of all kind of Collectibles Cards Games and Trading Cards Games like: Magic the Gathering, Dominion, Vampire, Yu-Gi-Oh!, Pokemon, Wakfu TCG, Assassin Creed Recollection, Shadow Era, Kard Kombat and Might & Magic Duel of Champions.