With the new agent being called agent 19 I'm curious is there some mystery 18th character in the game? Because right now there's only 17 characters in the game

It was my rank down game back to iron, and as always, I took my main omen, but p1 was upset cause p4 took reyna(after asking everybody many times) and blamed him for instalocking, he took sova and the game started off great, i was happy tha...