A year and half later, Future Trunks manages to go into the present timeline using the Time Machine, however, Goku Black also finds a way to follow Trunks into the same timeline using the Time Ring.
A year and half later, Future Trunks manages to go into the present timeline, Goku Black also finds a way to follow Trunks into the same timeline. This is however. This same timeline is using the Time Ring. This present timeline is using the Time Machine.