If I have more than two of a specific game card, U can send me a trade where U give one of yours that U don't need and take mine.

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡠⠖⠖⠤⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠠⢿⣦⣀⣾⣓⣦⡀⣠⣞⡧⣤⡾⠇⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡿⠻⢿⡝⠉⠻⠯⠟⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⡗⣶⡛⠓⠒⠒⠙⢦⡝⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⠏⠇⠘⠃⠒⠀⠈⠁⠹⢄⡀⡀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⣠⣾⣧⣘⢦⣀⡀⠀⠀⠀⠀⠁⠀⠀⠉⠑⠂⢄⠀⠀⠀
⠀⠀⠀⢀⡤⠒⠘⠉⠿⠋⠉⠉⠓⠚⠛⠉⢉⠡⠂⠀⠀⠀⠀⠀⠀⠀⠑⡀⠀
⠀⠀⢠⠟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⢰⠀
⠀⢀⣿⣆⠀⣀⡴⠀⠀⠀⠀⠀⠀⠀⢸⡀⠀⠀⠀⠀⠀⡠⣾⠷⠦⠀⠀⠀⢂
⠀⢨⢷⡟⠿⢿⣿⡳⣦⣀⣀⣀⡀⢠⣺⣿⣤⣤⣤⣤⣴⣿⡟⠀⠀⠀⠀⠀⠈
⢀⡇⠀⡝⠀⢸⣿⣿⣾⣿⣽⣿⣛⡉⠀⠉⠛⡶⣷⣾⣿⣿⣿⠀⠀⠀⠀⠀⢀
⢸⡄⠰⠁⠀⢸⠿⣿⣿⣟⢭⠁⠀⠀⢠⡀⠀⠀⠉⠉⢀⣸⣿⣦⢱⡀⠀⠀⢸
⡌⠐⣇⣀⣴⡟⠀⢹⡟⠛⢿⠛⠛⠓⢤⠋⠙⠓⠢⠤⠆⡹⠁⠘⣿⡏⠀⠀⢸
⠀⠀⠹⣿⡏⠀⠀⢸⡍⠠⣹⣦⣤⡀⢸⣀⢀⠀⠀⠀⢀⡇⠀⠀⡏⠀⠀⠀⢸
⠀⠀⠀⠰⡇⠀⠀⣇⢀⡀⠈⠓⠀⠈⡁⠀⠁⠀⠀⢀⣼⠀⠀⢀⡅⠀⠀⠀⢀