I tried to set it up to make this go by quicker. Since Kishi gave away who has the dummy, the other team can quickly reach the target, then Seo and Camden can help out Asta. Kumori and Aurora can go help Zuron. So that would make:
Ciel, Kat, Fuyuki vs Zuron (1/2 Zuron ig), Aurora, Kumori
Kishi...