Emma Bessho’s Voice Actress, Yuna Kamakura, at the Duel Opera, scripted Duels done at Jump Festa, was scene/overhead using two of Emma/Ghost Girl’s Altergeist cards from her Duel against Blood Shepard:

Altergeist Dragvirion, a Synchro Monster for Altergeists

Altergeist Haunted Rock, a Continuous Trap Card for Altergeists

When there is more information, we’ll mention it.