The Magic: The Gathering Mercadian Masques expansion brings on Mercenary and Rebel cards that will redefine the horde; get one on the table, then root through your deck for others every turn. Tired of that four-card limit? With the new Spellshapers you can turn any card in your hand into a timely spell like Unsummon or Stone Rain. It.s like topdecking the card you need, any time. When Mercenary and Rebel cards hit the table, you can search through your deck for others every turn. Can you say "uninvited guests"? And the new Spellshapers toss the four-card limit out the window.transform any card in your hand into the spell you need.