Counterparts' Children

The counterparts' children are the offspring of the anime's  designed by XBrain130. Since their parents have the same facial structures, the counterparts' children also have a vague similarity between each other.

Background
In the canon anime, the male counterparts are able to unleash a mysterious power when emotionally triggered, which in speculatively called "". Currently there's no explanantion about what exactly is this power. However, there are 4 Duel Monsters cards (one for each boy), referred to as the "", which seem to be linked to it. Again, almost nothing is known about them.

Meanwhile, the female counterparts all own a special piece of jewellery, nicknamed "" in analogy to the males' Dragons. The main one in particular, possesses the abilities of teleportation and inter-dimensional travel. tried to gather them all at the, and somehow unite the into one. This implies that either the girls or their bracelets hold some kind of great power. Once more, no information was explained about them.

The Children
Many years after that, each male counterpart formed a couple with the female counterpart of the same Dimension, and they generated their descendants. Due to the first generation counterparts becoming friends during the events of the Interdimentional War, the children were introduced to each other ever since they were babies, and grew as four parts of a large family.

However, some signs show that the second generation may have inherted at least a portion of the parents' powers...