Descendants of the Marine Emperor is the 7th Trial Deck released in Japanese format and English. It introduces the Aqua Force clan.

Contents:

- There are 18 different cards.

- The deck includes 1 RR and 2 R cards.

- Includes cards used by Leon Soryu and Sharlene Chen in Season 2 of Cardfight!! Vanguard Anime

- There are 16 cards exclusive to the Trial Deck with 2 that will be reprinted in Booster Set 8: Blue Storm Armada.

- A guide and playmat are included.