It was the first spin-off of the franchise and one of the most beloved installments for much of the community. Kingdom Hearts Chain of Memories it moved Sora, Donald, and Goofy to Castle Oblivion, featured Organization XIII, and marked some of the most important moments in the saga.
However, one of the most distinctive aspects of the title lay in its combat system, based on the use of cards. Through different values, each of the cards were used in battles and took effect if their number was higher than the enemy. With different combinations between them, we could unleash real havoc.
Now, for those most nostalgic about this method, there is a window of hope. Nikoskipz is the modder who is in charge of recreating this system for Kingdom Hearts 3, now what the series has been released on PC.
For now, he has only managed to carry out the most essential details, such as that Sora can only attack if he has the available deck. It can also be recharged each time it runs out.
To be able to use the mod it is necessary to do it on the map of the Castle of Oblivion that he has created, although in the future he hopes that it can be used in all worlds. Here you have the link for download and this video to take a look.