Member Name: Roax
Character: Mayuri Shiina
Canon: Steins;Gate
Deck Name: cosplay
Deck Explanation: Mayuri's hobby is making cosplay costumes.

Member Name: Roax
Character: Rorolina Frixell
Canon: Atelier Rorona
Deck Name: alchemist
Deck Explanation: Rorona is an alchemist.

Member Name: Roax
Character: Byakuran
Canon: Katekyo Hitman Reborn!
Deck Name: millefiore
Deck Explanation: Byakuran is the former leader of the Millefiore Famiglia.

... and the special deck

Member Name: Roax
Character: Main Cast
Canon: Final Fantasy
Deck Name: eternal
Deck Explanation: Story in Dissidia revolves around the eternal conflict between Cosmos and Chaos.