This tricks needs 9 cards, which the spectator can shuffle.
Deal 3 piles of 3 cards. Ask the spectator to choose one and remember the card beneath it. Put this pile on top of the 2 others.
Ask them what their card was, and spell it using these rules :
Finally, spell MAGIC using the same rules. The card dealt on C will be the
spectator's selected card.
Warning
If you speak in another language, make sure that you spell the name of cards with a word of at least 3 letters (for the value), a 2-letter word ("of"), and a word of at least 5 letters (for the suit). For the end, you need to use a 5-letter word.
So for example, it doesn't work in French with aces ("as"), because it has toi few letters.