Episode 86: 怯まぬ決意 – Hirumanu Ketsui (Unyielding Resolve)
As Serena is on her way to the underground labor facility, a group of Security attacks her and forcibly restrains her. Reira then appears, full of resolve. He then begins a unique Duel!
Summary:
Having lost against Yugo, Serena is sent to the underground labor facility. However, as Serena is on her way to the underground labor facility, a group of Security attacks her and forcibly restrains her…! Reira then appears, equipped with a Duel Disk, in order to rescue Serena from her predicament. Despite still harboring anxiety, Reira bravely stands against three members of Security. Full of strong resolve, Reira begins a unique Duel!

Cast:
Sakaki Yuya
Yugo
Serena
Crow Hogan
Narrator
Jean-Michel Roger
Melissa Claire
Extras

Note: The list of VAs here is likely wrong since you know, Reira is Dueling.

Source