{U}: Exile Aetherling. Return it to the battlefield under its owner's control at the beginning of the next end step. {U}: Aetherling can't be blocked this turn. {1}: Aetherling gets +1/-1 until end of turn. {1}: Aetherling gets -1/+1 until end of turn.
Counter target spell unless its controller pays {6}.
"It's always satisfying to stymie the best efforts of a rival, but the reactions of the Gruul are particularly amusing." —Bori Andon, Izzet blastseeker
Enchant creature with power 3 or less When Runner's Bane enters, tap enchanted creature. Enchanted creature doesn't untap during its controller's untap step.
Change the text of target permanent by replacing all instances of one color word with another or one basic land type with another until end of turn. Cipher
Look at the top four cards of your library. You may reveal up to two instant and/or sorcery cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in any order.
The Implicit Maze winds through Ravnica, connecting arcane landmarks of all ten guilds.
"I'm in the field of procurement, and business is good. The guilds want all kinds of maps and relics these days, though what they want them for I'm not quite sure."