so I think we all know that the finale being titled “The Calvary Has Arrived” is a reference to the first line any of CF99 said back in their introduction in The Clone Wars
But what if it goes deeper than that?
What if we see our beloved Bad Batch + a newly rebellious Emerie trapped, surrounded by storm troopers when all of a sudden the door busts in to reveal Rex, and as many clones as he could free on his way in? He pulls off his helmet, grinning at the small squad.