Dimensional counterparts

A Dimensional Counterpart is a person who resembles a person in the Standard Dimension. So far, only 2 people are known to have Dimensional Counterparts.

Yuya Sakaki
Yuya was the first character to have a dimensional counterpart. The following are his dimensional counterparts

Xyz Dimension - Yuto

Synchro Dimension - Yugo

Fusion Dimension - Yuri

Yuzu Hiragi
The second character to be known to have dimensional counterparts was Yuzu. Only 2 others are known so far.

Xyz Dimension - Ruri

Fusion Dimension - Serena