Card Synthesis

Card Synthesis is a casual, fun-filled casual game.
This game is a number game. Add 2 and 2, add 4 and 4, and add 8 and 8 to get a higher score. Let more of the same numbers connect, and the connected numbers add up to a high score. The higher the score, the easier it is to form 2248. Complete the 2248 challenge, try to use the fastest speed, use the fewest steps, and play 2248 in the easiest way to see how your brain can run at speed.