She sprinted through and opened her own portal to the reception desk in the Mortality's Planes Guest Condo, sending a simple magical construct, using her own appearance, to quickly negotiate a room for them to stay in. Once she reaches him, she throws her arms around Nisorin, crouching down with him and enveloping them both in an opaque barrier. Once the construct returns, it carries the magical sphere through Celestie's portal, closing it on its way through.
Animas, not satisfied with Nisorin's victory, sighs and shakes her head as she stands. "Perhaps the next battle." She says to herself, teleporting away.