The Pokemon Company has released a new trailer, artwork, and details on Pokemon Ultra Sun and Ultra Moon.

First, the Island Challenge has returned but some of the challenges have changed and there’s one new trial. Second, more than 400 Pokemon will be discoverable in Ultra Sun and Ultra Moon, some of which were not discoverable in Sun and Moon. Third, you can now travel across the vast ocean with Mantine using the all new Mantine Surf ability.

Watch the trailer below!