𝐀𝐯𝐚𝐭𝐚𝐫 & 𝐏𝐉𝐎 𝐂𝐫𝐨𝐬𝐬𝐨𝐯𝐞𝐫

When a mysterious hole opens up in the middle of nowhere, the seven are prepared to defend the camp from whatever may pop out of it, but what happens when instead benders and the avatar come out instead?