Life as a street urchin is a pathetic existence indeed - and Me’fiante has it worse than most. In a back-alley underworld filled with trickery and subversion, the ability to sense lies is often more of a curse than a blessing.
...and the crow spoke of an age of eternal night and of the devouring of the sun. The sea will boil the blood of the maker, the sky will flood with a dark pestilence raping the land of all its bounty, and the mounds will break loose what death had acquited… So is the propecy of the end.
“I admit I cannot withstand it’s corruption, I am no goodly man but i do not wish for the end. Too much anger rests in Kadagan as well, who will keep it safe?” Nerrad the Transmuter
Mages/ wizards and such use cards (playing cards or tarot cards) as training tools. The patterns created by certain layouts of cards are mnemonic devices to teach key elemental associations and paths. With such interesting names as the Tree of Life, Phoenix's tail, Rythm of Heart, and Balance of the sphere, there pattern represent the matrices used by magic users to focus and present power. Spell processes can be represented by a sequence of cards.
So mages will often be seen handing around hands of cards.
Wizards will have a deck of cards with them. Since cards were used to train wizards in legerdemain, Since they have cards with them, they frequently know how to use them. Guild magic users often have a knack for fancy shuffles, palming cards, and a variety of card tricks and games.