First Row
Alister
Arkana (Elemental HERO)
Bandit Keith (Scrap Pendulum)
Bonz
Dartz
Ishizu Ishtar (Spellbook) [Strong]
Second Row
<Locked>
Mai Valentine (Harpie XYZ)
Mako Tsunami (Gishki) [Ritual Deck]
Maximillion Pegasus (Madolche) [XYZ Deck]
Odion (Gravekeeper)
PaniK {Messenger of Peace}
Third Row
Rafael
Rex Raptor {Evoltile) [XYZ Deck]
Seeker {Scarecrow}
<Locked>
Strings (Tokens) {Jam Breeding Machine}
<Locked>
Fourth Row
Valon
Weevil Underwood (Inzektor)
Yami Bakura (Burning Abyss)
Yami Marik {Nightmare's Steelcage}
<Locked>
<Locked>
Here are several representative screenshots.